https://www.sciencedaily.com/news/plants_animals/genetics/ Genetics research. Read the latest news on plant and animal genetics from universities and research institutes around the world. en-us Wed, 11 Mar 2026 06:44:54 EDT Wed, 11 Mar 2026 06:44:54 EDT 60 https://www.sciencedaily.com/images/scidaily-logo-rss.png https://www.sciencedaily.com/news/plants_animals/genetics/ For more science news, visit ScienceDaily. https://www.sciencedaily.com/releases/2026/03/260311004716.htm Researchers have uncovered a molecular trick used by hornwort plants that could help future crops capture carbon dioxide more efficiently. A unique protein feature called RbcS-STAR causes the key photosynthesis enzyme Rubisco to cluster into dense compartments, helping it work more effectively. When scientists added this feature to other plants, Rubisco reorganized in the same way. The finding raises the possibility of engineering more efficient photosynthesis into major crops. Wed, 11 Mar 2026 06:05:55 EDT https://www.sciencedaily.com/releases/2026/03/260311004716.htm https://www.sciencedaily.com/releases/2026/03/260309183211.htm Researchers have created a method called optovolution that uses light to guide the evolution of proteins with dynamic behaviors. By engineering yeast cells so their survival depended on proteins switching states at the right time, scientists could rapidly select the best-performing variants. The technique produced new light-sensitive proteins that respond to different colors and improved optogenetic systems. It even evolved a protein that behaves like a tiny logic gate, activating genes only when two signals are present. Mon, 09 Mar 2026 19:05:48 EDT https://www.sciencedaily.com/releases/2026/03/260309183211.htm https://www.sciencedaily.com/releases/2026/03/260308201606.htm Scientists have uncovered how brewer’s yeast developed its unusually tiny centromeres, the DNA regions that guide chromosome separation during cell division. By studying related yeast species, researchers found centromeres that appear to represent evolutionary halfway points. These structures seem to have formed from retrotransposons—mobile “jumping genes” in the genome. The discovery shows how DNA once considered genomic junk can be transformed into essential chromosome machinery. Tue, 10 Mar 2026 00:30:58 EDT https://www.sciencedaily.com/releases/2026/03/260308201606.htm https://www.sciencedaily.com/releases/2026/03/260308201601.htm Plants constantly juggle oxygen inside their cells, but scientists have now discovered a surprising twist in how that balance works. Researchers at the University of Helsinki found that mitochondria—the cell’s energy generators—can actively pull oxygen away from chloroplasts, the structures responsible for photosynthesis. This previously unknown interaction suggests mitochondria can effectively “drain” oxygen inside plant cells, altering photosynthesis and the production of reactive molecules that help plants respond to stress. Mon, 09 Mar 2026 05:55:13 EDT https://www.sciencedaily.com/releases/2026/03/260308201601.htm https://www.sciencedaily.com/releases/2026/03/260306145610.htm Koalas suffered a massive population decline that left them with dangerously low genetic diversity. However, new genomic research suggests their rapid rebound may be helping reverse some of that genetic damage. As koala numbers rise, recombination is mixing their remaining DNA into new combinations, which can rebuild functional diversity. The findings suggest that fast population recovery can sometimes help species regain lost evolutionary potential. Fri, 06 Mar 2026 19:19:07 EST https://www.sciencedaily.com/releases/2026/03/260306145610.htm https://www.sciencedaily.com/releases/2026/03/260305182700.htm A new study shows that as humpback whale populations recover from past whaling, older males are gaining a major advantage in reproduction. Early in the recovery, breeding groups were dominated by younger whales. But as more mature males returned, they increasingly fathered more calves than their younger rivals. Scientists say experience in singing and competing may help older males win the breeding battle. Thu, 05 Mar 2026 20:19:42 EST https://www.sciencedaily.com/releases/2026/03/260305182700.htm https://www.sciencedaily.com/releases/2026/03/260304184221.htm Scientists have uncovered a crucial weakness in the malaria parasite that could open the door to new treatments. Researchers identified a protein called Aurora-related kinase 1 (ARK1) that acts like a traffic controller during the parasite’s unusual cell division process, ensuring its genetic material is properly separated as it multiplies. When scientists switched off ARK1 in laboratory experiments, the parasite could no longer replicate correctly and failed to complete its life cycle in both humans and mosquitoes—effectively halting its ability to spread. Thu, 05 Mar 2026 00:03:04 EST https://www.sciencedaily.com/releases/2026/03/260304184221.htm https://www.sciencedaily.com/releases/2026/02/260228093443.htm Jupiter’s icy moons may have been seeded with the chemical ingredients for life from the very beginning. An international team of scientists modeled how complex organic molecules—essential building blocks for biology—could have formed in the swirling disk of gas and dust around the young Sun and later been carried into Jupiter’s own moon-forming disk. Their results suggest that up to half of the icy material that built moons like Europa, Ganymede, and Callisto may have delivered freshly made organic compounds without being chemically destroyed. Sun, 01 Mar 2026 07:06:01 EST https://www.sciencedaily.com/releases/2026/02/260228093443.htm https://www.sciencedaily.com/releases/2026/02/260228082723.htm Drug-resistant bacteria are becoming harder to treat, pushing scientists to look for new antibiotic targets. Researchers have now discovered that several unrelated viruses disable a key bacterial protein called MurJ, which is essential for building the bacterial cell wall. High-resolution imaging shows these viral proteins lock MurJ into a single position, stopping cell wall construction and leading to bacterial death. Sat, 28 Feb 2026 09:20:04 EST https://www.sciencedaily.com/releases/2026/02/260228082723.htm https://www.sciencedaily.com/releases/2026/02/260227071928.htm Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying zebrafish embryos, researchers found that instead of forming a fully closed contractile ring, cells use a clever “mechanical ratchet” system. Sat, 28 Feb 2026 09:33:54 EST https://www.sciencedaily.com/releases/2026/02/260227071928.htm https://www.sciencedaily.com/releases/2026/02/260227071920.htm Scientists at UC Berkeley have discovered a microbe that bends one of biology’s most sacred rules. Instead of treating a specific three-letter DNA code as a clear “stop” signal, this methane-producing archaeon sometimes reads it as a green light—adding an unusual amino acid and continuing to build the protein. The result is a kind of genetic coin flip: two different proteins can emerge from the same code, influenced partly by environmental conditions. Sat, 28 Feb 2026 01:47:32 EST https://www.sciencedaily.com/releases/2026/02/260227071920.htm https://www.sciencedaily.com/releases/2026/02/260227071918.htm Scientists at MIT have found compelling chemical evidence that Earth’s earliest animals were likely ancient sea sponges. Hidden inside rocks over 541 million years old are rare molecular “fingerprints” that match compounds made by modern demosponges. After testing rocks, living sponges, and lab-made molecules, researchers confirmed the signals came from life — not geology. The discovery suggests sponges were thriving in the oceans well before most other animal groups appeared. Fri, 27 Feb 2026 09:45:38 EST https://www.sciencedaily.com/releases/2026/02/260227071918.htm https://www.sciencedaily.com/releases/2026/02/260227061824.htm For decades, scientists believed a fertilized egg’s DNA began as a shapeless mass, only organizing itself once the embryo switched on its genes. But new research reveals that the genome is already carefully arranged in three dimensions long before that critical activation step, known as Zygotic Genome Activation. Using a powerful new method called Pico-C, researchers captured this hidden DNA architecture in unprecedented detail, showing that a complex scaffold is built early to control which genes will later turn on. Fri, 27 Feb 2026 06:18:24 EST https://www.sciencedaily.com/releases/2026/02/260227061824.htm https://www.sciencedaily.com/releases/2026/02/260226042451.htm The Old Irish Goat isn’t just part of folklore — it’s genetically linked to goats that lived in Ireland 3,000 years ago. Scientists analyzed ancient remains and discovered that today’s rare breed shares its strongest DNA ties with Late Bronze Age animals. The finding suggests an unbroken Irish lineage stretching back millennia. It also adds urgency to protecting this critically endangered survivor of Ireland’s agricultural past. Thu, 26 Feb 2026 08:42:41 EST https://www.sciencedaily.com/releases/2026/02/260226042451.htm https://www.sciencedaily.com/releases/2026/02/260226042447.htm Biomolecular condensates were long believed to be simple liquid blobs inside cells. Researchers have now uncovered that some are actually supported by fine protein filaments forming an internal scaffold. When this structure is disrupted, cells fail to grow and divide properly. The discovery suggests scientists may one day design drugs that target condensate architecture to fight cancer and neurodegenerative disease. Thu, 26 Feb 2026 09:36:27 EST https://www.sciencedaily.com/releases/2026/02/260226042447.htm https://www.sciencedaily.com/releases/2026/02/260225081147.htm Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic radiation. Ice mixed with Martian-like soil, however, destroys organic material far more quickly. The findings point future missions toward drilling into clean, buried ice rather than studying rocks or dirt. Wed, 25 Feb 2026 09:13:57 EST https://www.sciencedaily.com/releases/2026/02/260225081147.htm https://www.sciencedaily.com/releases/2026/02/260219040814.htm A giant virus discovered in Japan is adding fuel to the provocative idea that viruses helped create complex life. Named ushikuvirus, it infects amoebae and shows unique traits that connect different families of giant DNA viruses. Its unusual way of hijacking and disrupting the host cell’s nucleus offers fresh insight into how viruses may have influenced the evolution of the cell nucleus itself. The finding deepens the mystery of viruses—and their possible role in life’s biggest leap. Thu, 19 Feb 2026 22:28:24 EST https://www.sciencedaily.com/releases/2026/02/260219040814.htm https://www.sciencedaily.com/releases/2026/02/260219040749.htm A major breakthrough could help save the world’s bananas from a devastating disease. Scientists have discovered the exact genetic region in a wild banana that provides resistance to Fusarium wilt Subtropical Race 4 — a destructive strain that threatens Cavendish bananas worldwide. While this wild banana isn’t edible, the discovery gives breeders a powerful genetic roadmap to develop future bananas that are both delicious and naturally protected from this deadly pathogen. Thu, 19 Feb 2026 09:43:15 EST https://www.sciencedaily.com/releases/2026/02/260219040749.htm https://www.sciencedaily.com/releases/2026/02/260218031609.htm Life on Earth may have learned to breathe oxygen long before oxygen filled the skies. MIT researchers traced a key oxygen-processing enzyme back hundreds of millions of years before the Great Oxidation Event. Early microbes living near oxygen-producing cyanobacteria may have quickly used up the gas as it formed, slowing its rise in the atmosphere. The results suggest life was adapting to oxygen far earlier — and far more creatively — than once thought. Wed, 18 Feb 2026 03:50:31 EST https://www.sciencedaily.com/releases/2026/02/260218031609.htm https://www.sciencedaily.com/releases/2026/02/260218031502.htm Deep inside a Romanian ice cave, locked away in a 5,000-year-old layer of ice, scientists have uncovered a bacterium with a startling secret: it’s resistant to many modern antibiotics. Despite predating the antibiotic era, this cold-loving microbe carries more than 100 resistance-related genes and can survive drugs used today to treat serious infections like tuberculosis and UTIs. Sat, 21 Feb 2026 22:38:58 EST https://www.sciencedaily.com/releases/2026/02/260218031502.htm https://www.sciencedaily.com/releases/2026/02/260217005756.htm Researchers investigating crops grown in soil contaminated by the 2015 mining disaster in Brazil discovered that toxic metals are moving from the earth into edible plants. Bananas, cassava, and cocoa were found to absorb elements like lead and cadmium, with bananas showing a potential health risk for children under six. Although adults face lower immediate danger, scientists warn that long-term exposure could carry cumulative health consequences. Tue, 17 Feb 2026 07:07:09 EST https://www.sciencedaily.com/releases/2026/02/260217005756.htm https://www.sciencedaily.com/releases/2026/02/260212025604.htm Scientists studying a rock sample collected by NASA’s Curiosity rover have uncovered something tantalizing: the largest organic molecules ever detected on Mars. The compounds — decane, undecane, and dodecane — may be fragments of fatty acids, which on Earth are most often linked to life. While non-living processes like meteorite impacts can also create such molecules, researchers found those sources couldn’t fully explain the amounts detected. Thu, 12 Feb 2026 08:17:53 EST https://www.sciencedaily.com/releases/2026/02/260212025604.htm https://www.sciencedaily.com/releases/2026/02/260210231546.htm Hundreds of millions of years ago, the first animals to crawl onto land were strict meat-eaters, even as plants had already taken over the landscape. Now scientists have uncovered a 307-million-year-old fossil that rewrites that story: one of the earliest known land vertebrates to start eating plants. The animal, named Tyrannoroter heberti, was a stocky, football-sized creature with a skull packed with specialized teeth designed for crushing and grinding vegetation. Wed, 11 Feb 2026 03:19:21 EST https://www.sciencedaily.com/releases/2026/02/260210231546.htm https://www.sciencedaily.com/releases/2026/02/260210082913.htm Life’s story may stretch further back than scientists once thought. Some genes found in nearly every organism today were already duplicated before all life shared a common ancestor. By tracking these rare genes, researchers can investigate how early cells worked and what features of life emerged first. New computational tools are now helping scientists unlock this hidden chapter of evolution. Tue, 10 Feb 2026 08:42:05 EST https://www.sciencedaily.com/releases/2026/02/260210082913.htm https://www.sciencedaily.com/releases/2026/02/260208233844.htm Scientists have discovered that DNA behaves in a surprising way when squeezed through tiny nanopores, overturning a long-held assumption in genetics research. What researchers once thought were knots causing messy electrical signals turn out to be something else entirely: twisted coils called plectonemes, formed as flowing ions inside the pore spin the DNA like a phone cord. These twists can linger and grow as DNA moves through, leaving clear electrical fingerprints. Mon, 09 Feb 2026 07:03:56 EST https://www.sciencedaily.com/releases/2026/02/260208233844.htm https://www.sciencedaily.com/releases/2026/02/260208011017.htm Your gut is home to trillions of bacteria that constantly “sense” their surroundings to survive and thrive. New research shows that beneficial gut microbes, especially common Clostridia bacteria, can detect a surprisingly wide range of chemical signals produced during digestion, including byproducts of fats, proteins, sugars, and even DNA. These microbes use specialized sensors to move toward valuable nutrients, with lactate and formate standing out as especially important fuel sources. Sun, 08 Feb 2026 15:56:24 EST https://www.sciencedaily.com/releases/2026/02/260208011017.htm https://www.sciencedaily.com/releases/2026/02/260207232246.htm Pumas returning to Patagonia have begun hunting mainland penguins that evolved without land predators. Scientists estimate that more than 7,000 adult penguins were killed in just four years, many of them left uneaten. While the losses are dramatic, models show that pumas alone are unlikely to wipe out the colony. Greater dangers come from poor breeding and low survival among young penguins. Sun, 08 Feb 2026 00:05:44 EST https://www.sciencedaily.com/releases/2026/02/260207232246.htm https://www.sciencedaily.com/releases/2026/02/260206012213.htm Scientists have uncovered promising clues that compounds found in Aloe vera could play a role in fighting Alzheimer’s disease. Using advanced computer modeling, researchers discovered that beta-sitosterol—a natural plant compound—strongly interacts with two key enzymes involved in memory loss and cognitive decline. The compound showed stability, strong binding, and favorable safety indicators, making it a standout candidate for future drug development. Sun, 08 Feb 2026 07:57:41 EST https://www.sciencedaily.com/releases/2026/02/260206012213.htm https://www.sciencedaily.com/releases/2026/02/260206012210.htm Scientists have cracked a key mystery behind spider silk’s legendary strength and flexibility. They discovered that tiny molecular interactions act like natural glue, holding silk proteins together as they transform from liquid into incredibly tough fibers. This same process helps create silk that’s stronger than steel by weight and tougher than Kevlar. Fri, 06 Feb 2026 01:22:10 EST https://www.sciencedaily.com/releases/2026/02/260206012210.htm https://www.sciencedaily.com/releases/2026/02/260203030546.htm Plants make chemical weapons to protect themselves, and many of these compounds have become vital to human medicine. Researchers found that one powerful plant chemical is produced using a gene that looks surprisingly bacterial. This suggests plants reuse microbial tools to invent new chemistry. The insight could help scientists discover new drugs and produce them more sustainably. Tue, 03 Feb 2026 10:06:55 EST https://www.sciencedaily.com/releases/2026/02/260203030546.htm https://www.sciencedaily.com/releases/2026/02/260203030533.htm Scientists have uncovered a surprising genetic shift that may explain how animals with backbones—from fish and frogs to humans—became so complex. By comparing sea squirts, lampreys, and frogs, researchers found that key genes controlling cell communication began producing many more protein variations right at the moment vertebrates emerged. This genetic flexibility likely helped cells specialize in new ways, shaping the development of diverse tissues and organs. Wed, 04 Feb 2026 01:40:26 EST https://www.sciencedaily.com/releases/2026/02/260203030533.htm https://www.sciencedaily.com/releases/2026/02/260201231205.htm SAR11 bacteria dominate the world’s oceans by being incredibly efficient, shedding genes to survive in nutrient-poor waters. But that extreme streamlining appears to backfire when conditions change. Under stress, many cells keep copying their DNA without dividing, creating abnormal cells that grow large and die. This vulnerability may explain why SAR11 populations drop during phytoplankton blooms and could become more important as oceans grow less stable. Mon, 02 Feb 2026 09:21:36 EST https://www.sciencedaily.com/releases/2026/02/260201231205.htm https://www.sciencedaily.com/releases/2026/01/260131082418.htm Termites did not evolve complex societies by adding new genetic features. Instead, scientists found that they became more social by shedding genes tied to competition and independence. A shift to monogamy removed the need for sperm competition, while food sharing shaped who became workers or future kings and queens. Together, these changes helped termites build colonies that can number in the millions. Sat, 31 Jan 2026 08:35:05 EST https://www.sciencedaily.com/releases/2026/01/260131082418.htm https://www.sciencedaily.com/releases/2026/01/260125083418.htm Our genome isn’t as peaceful as it looks—some DNA elements are constantly trying to disrupt it. Scientists studying fruit flies discovered that key proteins protecting chromosome ends must evolve rapidly to counter these internal threats. When these proteins fall out of sync, chromosomes fuse and cells die. The work reveals how essential biological systems survive by constantly reinventing themselves. Mon, 26 Jan 2026 10:35:30 EST https://www.sciencedaily.com/releases/2026/01/260125083418.htm https://www.sciencedaily.com/releases/2026/01/260122074035.htm A new study suggests humans belong in an elite “league of monogamy,” ranking closer to beavers and meerkats than to chimpanzees. By comparing full and half siblings across species and human cultures, researchers found that long-term pair bonding is unusually common in our species. Even societies that permit polygamy show far more monogamy than most mammals. This rare evolutionary shift may have played a key role in human social success. Thu, 22 Jan 2026 23:58:52 EST https://www.sciencedaily.com/releases/2026/01/260122074035.htm https://www.sciencedaily.com/releases/2026/01/260121034125.htm New experiments reveal that protein precursors can form naturally in deep space under extreme cold and radiation. Scientists found that simple amino acids bond into peptides on interstellar dust, long before stars and planets exist. This challenges the idea that complex life chemistry only happens on planets. It also boosts the odds that life-friendly ingredients are widespread across the universe. Wed, 21 Jan 2026 09:18:29 EST https://www.sciencedaily.com/releases/2026/01/260121034125.htm https://www.sciencedaily.com/releases/2026/01/260121034119.htm Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to be costly. Scientists tracked metabolism, blood, and hormone levels through the entire reproductive cycle and found everything stayed remarkably stable. This efficiency suggests these sharks have evolved to optimize energy in ways not seen before. Wed, 21 Jan 2026 08:37:28 EST https://www.sciencedaily.com/releases/2026/01/260121034119.htm https://www.sciencedaily.com/releases/2026/01/260118064637.htm When scientists sent bacteria-infecting viruses to the International Space Station, the microbes did not behave the same way they do on Earth. In microgravity, infections still occurred, but both viruses and bacteria evolved differently over time. Genetic changes emerged that altered how viruses attach to bacteria and how bacteria defend themselves. The findings could help improve phage therapies against drug-resistant infections. Sun, 18 Jan 2026 09:54:24 EST https://www.sciencedaily.com/releases/2026/01/260118064637.htm https://www.sciencedaily.com/releases/2026/01/260116035313.htm Bamboo shoots may be far more than a crunchy side dish. A comprehensive review found they can help control blood sugar, support heart and gut health, and reduce inflammation and oxidative stress. Laboratory and human studies also suggest bamboo may promote beneficial gut bacteria and reduce toxic compounds in cooked foods. However, bamboo must be pre-boiled to avoid natural toxins. Fri, 16 Jan 2026 23:01:50 EST https://www.sciencedaily.com/releases/2026/01/260116035313.htm https://www.sciencedaily.com/releases/2026/01/260115022814.htm A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan increases by about 10 percent, though the reasons differ for males and females. Castrated males avoid the harmful effects of testosterone, while females gain longevity by sidestepping the intense physical demands of pregnancy and nursing. The results underscore a powerful biological trade-off between making offspring and staying alive longer. Fri, 16 Jan 2026 01:05:13 EST https://www.sciencedaily.com/releases/2026/01/260115022814.htm https://www.sciencedaily.com/releases/2026/01/260115022805.htm Scientists have uncovered how cannabis evolved the ability to make its most famous compounds—THC, CBD, and CBC—by recreating ancient enzymes that existed millions of years ago. These early enzymes were multitaskers, capable of producing several cannabinoids at once, before evolution fine-tuned them into today’s highly specialized forms. By “resurrecting” these long-lost enzymes in the lab, researchers showed how cannabis chemistry became more precise over time—and discovered something unexpected: the ancient versions are often more robust and easier to work with. Thu, 15 Jan 2026 23:40:32 EST https://www.sciencedaily.com/releases/2026/01/260115022805.htm https://www.sciencedaily.com/releases/2026/01/260114084111.htm Scientists are taking a closer look at monk fruit and discovering it’s more than just a sugar substitute. New research shows its peel and pulp contain a rich mix of antioxidants and bioactive compounds that may support health. Different varieties offer different chemical profiles, hinting at unique benefits. The work could shape how monk fruit is used in future foods and supplements. Wed, 14 Jan 2026 10:32:00 EST https://www.sciencedaily.com/releases/2026/01/260114084111.htm https://www.sciencedaily.com/releases/2026/01/260112214315.htm Researchers studying cyanobacteria from hot springs in Thailand have discovered a new natural UV-blocking compound with impressive antioxidant power. Unlike conventional sunscreens, it’s biocompatible and potentially safer for both people and the environment. The molecule is produced only under UV and salt stress and uses a unique biosynthetic pathway never seen before. This could help drive a new generation of eco-friendly sunscreens and skincare products. Tue, 13 Jan 2026 21:34:50 EST https://www.sciencedaily.com/releases/2026/01/260112214315.htm https://www.sciencedaily.com/releases/2026/01/260112001032.htm A groundbreaking cattle genome has given researchers their clearest look yet at what makes Wagyu beef so special. By uncovering hundreds of new genes and hidden genetic variations, scientists can now pinpoint traits linked to marbling, health, and productivity with far greater accuracy. The advance could boost profits for beef producers while improving breeding outcomes across many cattle breeds. It also sets the stage for even more comprehensive livestock genomes in the future. Mon, 12 Jan 2026 02:01:13 EST https://www.sciencedaily.com/releases/2026/01/260112001032.htm https://www.sciencedaily.com/releases/2026/01/260110211240.htm Scientists have used CRISPR to give the goldenberry a modern makeover, shrinking the plant by about a third and making it easier to farm. Goldenberries are tasty and nutritious but notoriously unruly, with bushy plants that complicate harvesting. By editing a few key genes and selectively breeding the best-tasting fruits, researchers created new varieties ready for wider cultivation. The approach could speed up how new crops are adapted for a changing climate. Sun, 11 Jan 2026 02:08:13 EST https://www.sciencedaily.com/releases/2026/01/260110211240.htm https://www.sciencedaily.com/releases/2026/01/260109080214.htm A large genetic study shows that many people carry DNA sequences that slowly expand as they get older. Common genetic variants can dramatically alter how fast this expansion happens, sometimes multiplying the pace by four. Researchers also identified specific DNA expansions linked to severe kidney and liver disease. The findings suggest that age-related DNA instability is far more common than previously realized. Fri, 09 Jan 2026 08:35:07 EST https://www.sciencedaily.com/releases/2026/01/260109080214.htm https://www.sciencedaily.com/releases/2026/01/260107225541.htm DNA doesn’t just sit still inside our cells — it folds, loops, and rearranges in ways that shape how genes behave. Researchers have now mapped this hidden architecture in unprecedented detail, showing how genome structure changes from cell to cell and over time. These insights reveal why many disease-linked mutations outside genes can still cause harm. The findings could speed up the discovery of genetic risks and inspire new ways to target diseases. Thu, 08 Jan 2026 21:16:11 EST https://www.sciencedaily.com/releases/2026/01/260107225541.htm https://www.sciencedaily.com/releases/2026/01/260106224628.htm Researchers have reconstructed ancient herpesvirus genomes from Iron Age and medieval Europeans, revealing that HHV-6 has been infecting humans for at least 2,500 years. Some people inherited the virus directly in their DNA, passing it down across generations. The study shows that these viruses evolved alongside humans—and that one strain eventually lost its ability to integrate into our chromosomes. It’s the first time this long, intimate relationship has been proven with ancient genetic evidence. Wed, 07 Jan 2026 07:07:41 EST https://www.sciencedaily.com/releases/2026/01/260106224628.htm https://www.sciencedaily.com/releases/2026/01/260106224625.htm Scientists have created a new way to watch plants breathe—live and in high definition—while tracking exactly how much carbon and water they exchange with the air. The breakthrough could help unlock crops that grow smarter, stronger, and more drought-resistant. Wed, 07 Jan 2026 02:17:23 EST https://www.sciencedaily.com/releases/2026/01/260106224625.htm https://www.sciencedaily.com/releases/2026/01/260101160851.htm Spruce bark beetles don’t just tolerate their host tree’s chemical defenses—they actively reshape them into stronger antifungal protections. These stolen defenses help shield the beetles from infection, but one fungus has evolved a way to neutralize them. By detoxifying the beetles’ chemical armor, the fungus can successfully invade and kill its host. The discovery sheds light on an unseen forest arms race and may improve biological pest control. Thu, 01 Jan 2026 16:08:51 EST https://www.sciencedaily.com/releases/2026/01/260101160851.htm https://www.sciencedaily.com/releases/2025/12/251227082728.htm UBC Okanagan researchers have uncovered how plants create mitraphylline, a rare natural compound linked to anti-cancer effects. By identifying two key enzymes that shape and twist molecules into their final form, the team solved a puzzle that had stumped scientists for years. The discovery could make it far easier to produce mitraphylline and related compounds sustainably. It also highlights plants as master chemists with untapped medical potential. Sat, 27 Dec 2025 10:05:08 EST https://www.sciencedaily.com/releases/2025/12/251227082728.htm https://www.sciencedaily.com/releases/2025/12/251224032359.htm A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is that changing environments prevent these mutations from spreading widely before they become useless or harmful. Evolution, it turns out, is less about reaching perfection and more about endlessly chasing a moving target. Wed, 24 Dec 2025 03:23:59 EST https://www.sciencedaily.com/releases/2025/12/251224032359.htm https://www.sciencedaily.com/releases/2025/12/251219093322.htm Balanophora is a plant that abandoned photosynthesis long ago and now lives entirely as a parasite on tree roots, hidden in dark forest undergrowth. Scientists surveying rare populations across East Asian islands uncovered how its cellular machinery shrank but didn’t disappear, revealing unexpected similarities to parasites like malaria. Some island species even reproduce without sex, cloning themselves to colonize new habitats. This strange survival strategy comes with risks, leaving the plant highly vulnerable to habitat loss. Sat, 20 Dec 2025 11:39:15 EST https://www.sciencedaily.com/releases/2025/12/251219093322.htm https://www.sciencedaily.com/releases/2025/12/251216081930.htm Cells may generate their own electrical signals through microscopic membrane motions. Researchers show that active molecular processes can create voltage spikes similar to those used by neurons. These signals could help drive ion transport and explain key biological functions. The work may also guide the design of intelligent, bio-inspired materials. Tue, 16 Dec 2025 08:54:08 EST https://www.sciencedaily.com/releases/2025/12/251216081930.htm https://www.sciencedaily.com/releases/2025/12/251214104923.htm Male bonobos have an impressive ability to detect when females are most fertile, even though the usual visual cues are unreliable. Researchers tracking wild bonobos in the Congo discovered that males skillfully interpret a mix of swelling timing and a female’s reproductive history to pinpoint the optimal moment for mating. By blending these clues, they overcome nature’s misleading signals and maximize their chances of fathering offspring. Sun, 14 Dec 2025 10:55:09 EST https://www.sciencedaily.com/releases/2025/12/251214104923.htm https://www.sciencedaily.com/releases/2025/12/251214100921.htm The study reveals how Balanophora plants function despite abandoning photosynthesis and, in some species, sexual reproduction. Their plastid genomes shrank dramatically in a shared ancestor, yet the plastids remain vital. Asexual reproduction appears to have evolved repeatedly, helping the plants survive in isolated, humid forest habitats. The research highlights surprising resilience in these bizarre parasitic species. Sun, 14 Dec 2025 10:09:21 EST https://www.sciencedaily.com/releases/2025/12/251214100921.htm https://www.sciencedaily.com/releases/2025/12/251209043057.htm Researchers discovered that a long-misunderstood protein plays a key role in helping chromosomes latch onto the right “tracks” during cell division. Instead of acting like a motor, it works more like a stabilizer that sets everything up correctly from the start. This simple shift in understanding changes how scientists view one of the most important steps in biology. It also highlights a potential weak point that could help explain how some diseases begin. Wed, 10 Dec 2025 09:19:47 EST https://www.sciencedaily.com/releases/2025/12/251209043057.htm https://www.sciencedaily.com/releases/2025/12/251209043038.htm Scientists discovered a small protein region that determines whether plants reject or welcome nitrogen-fixing bacteria. By tweaking only two amino acids, they converted a defensive receptor into one that supports symbiosis. Early success in barley hints that cereals may eventually be engineered to fix nitrogen on their own. Such crops could dramatically reduce fertilizer use and emissions. Tue, 09 Dec 2025 10:39:24 EST https://www.sciencedaily.com/releases/2025/12/251209043038.htm https://www.sciencedaily.com/releases/2025/12/251208052518.htm Researchers revealed that the microbial metabolite TMA can directly block the immune protein IRAK4, reducing inflammation and improving insulin sensitivity. The molecule counteracts damage caused by high-fat diets and even protects mice from sepsis. Since IRAK4 is a known drug target, this pathway could inspire new diabetes therapies. The study highlights how gut microbes and nutrition can work together to support metabolic health. Mon, 08 Dec 2025 10:52:06 EST https://www.sciencedaily.com/releases/2025/12/251208052518.htm https://www.sciencedaily.com/releases/2025/12/251208014625.htm High-resolution imaging has revealed the internal layout of chromatin condensates, showing how DNA fibers fold and interact within these droplet-like structures. The findings connect molecular architecture to the broader behaviors of these droplets in cells. Mon, 08 Dec 2025 06:48:53 EST https://www.sciencedaily.com/releases/2025/12/251208014625.htm