Molecular Biology News

October 13, 2026

Top Headlines

DNA Recording System Reveals How a Single Cell Becomes a Body

Oct. 13, 2026 Scientists have traced the development of a mouse embryo from its first two cells to the formation of organs, using a remarkable DNA recording system that reveals the family history of individual cells. Their findings uncover how different cell ...

Scientists Reveal What Seven Days of Fasting Does to the Human Body

Oct. 5, 2026 Scientists found that prolonged fasting triggers major changes throughout the body, but many of the most interesting effects only appeared after about three days without food. The results suggest fasting may influence health in ways that go beyond ...

The “Glue” Holding Your Cells Together Has a Surprising Second Job

Oct. 4, 2026 Scientists have discovered that E-cadherin, a protein best known as the “glue” holding cells and tissues together, has a surprising second job: helping epithelial cells swallow nearby dead cells. Using live zebrafish and mouse embryos, ...

Leucine Does More Than Build Muscle. It Powers Up Your Cells

Oct. 3, 2026 The essential amino acid leucine can boost cellular energy production by protecting key proteins on mitochondria from being destroyed. The discovery reveals a new connection between nutrition and metabolism that could eventually lead to new ...

Scientists Find New Virus Behind Mysterious Tick Illness

Sep. 28, 2026 Scientists have discovered a new tick-borne virus in China that causes flu-like illness and may account for previously unexplained cases of fever, fatigue, digestive problems, and low platelet counts. Most patients with ALTNV alone recovered, but ...

New Soil Test Could Reveal How Soil Microbes Help Feed Plants

Sep. 27, 2026 Scientists have streamlined a method for measuring DNA-bound phosphorus in soil, making it cheaper and easier while preserving its accuracy. The technique could reveal how soil microbes help recycle phosphorus and ultimately support more sustainable ...

Scientists Discover First New Penguin Species in More Than 100 Years

Sep. 21, 2026 Genetic evidence has revealed a previously unknown gentoo penguin species on the remote Kerguelen Islands and shown that gentoos actually consist of four distinct species. The discovery also highlights a growing threat, as warming oceans could leave ...

This Deep-sea Enzyme Survives Heat That Destroys Most Proteins

Sep. 19, 2026 A deep-sea microbe uses an exceptionally heat-resistant enzyme to turn atmospheric nitrogen into ammonia at temperatures that would destroy most proteins. Its unusual structure and a newly observed reaction state may reveal an ancient, shared ...

This Tiny Organism Can Shrink to One Quarter Its Size in Milliseconds

Sep. 19, 2026 A single-celled organism can shrink to one-quarter of its length in milliseconds using a remarkable calcium-powered protein “fishnet.” Scientists hope its unusual machinery could inspire artificial muscles capable of moving far faster than ...

The Secret to Longer Life May Be Hidden in Bat DNA

Sep. 11, 2026 Long-lived bats appear to combine powerful immune defenses with unusual strategies for eliminating damaged cells, potentially helping them avoid cancer and disease for decades. Researchers hope these genetic tricks could eventually reveal new ways ...

Life Uses 4 DNA Letters. Scientists Just Made 8 Work

Sep. 5, 2026 Researchers at UC San Diego have demonstrated that a key cellular enzyme can accurately read an eight-letter genetic alphabet, doubling the four letters used by all known life on Earth. Detailed imaging revealed that RNA polymerase handles synthetic ...

Stanford Scientists Discover a Seafood That Can Reverse Signs of Aging

Sep. 4, 2026 A substance found in edible sea squirts appeared to reverse several signs of aging in older mice. Plasmalogen supplements improved memory and learning, strengthened connections between brain cells, reduced inflammation, and even helped the mice grow ...

Latest Headlines

updated 9:14am EDT

Scientists Find a Surprising Genetic Twist Behind Octopus Intelligence

Oct. 12, 2026 The remarkable intelligence of octopuses, squid, and cuttlefish may trace back to an ancient reshuffling of their DNA that created new connections between genes. Scientists discovered that these ...

One Tiny Chemical Difference Between RNA and DNA May Help Explain How Life Began

Oct. 1, 2026 Scientists may have found a clue to one of the biggest mysteries surrounding the origin of life: how fragile RNA molecules could gather and survive ...

Bats May Have First Evolved in Europe 65 Million Years Ago

Sep. 30, 2026 A huge genomic and fossil study suggests bats first evolved in Europe around 65 to 60 million years ago before spreading across the globe. The findings also indicate that flight and echolocation ...

Scientists Discover a Hidden “ID Card” in Cat Urine

Sep. 20, 2026 Cats may identify one another through a surprisingly durable chemical “calling card” made from 13 unusual fatty acids in their urine. The compounds appear linked to mysterious fat droplets in the ...

Scientists Finally See DNA “zip” Itself Together for the First Time

Sep. 14, 2026 Scientists have directly observed how two negatively charged DNA molecules can pair up despite normally repelling each other. Positively charged metal ions appear to bridge the gap, helping matching ...

Ancient “living Fossils” May Reveal How Complex Life Began

Sep. 3, 2026 A newly discovered microbe living inside ancient stromatolite communities may offer a rare look at how complex life first emerged. Researchers captured the first direct images of an Asgard archaeon ...

Researchers Unveil Sustainable Spirulina Solution to Vitamin B12 Deficiency

Aug. 30, 2026 Researchers have produced a form of Spirulina containing biologically active vitamin B12 at levels comparable to beef. By carefully controlling the light used to grow the algae, they overcame a major ...

324-Million-Year-Old Fossil Reveals How Insects Conquered Land

Aug. 27, 2026 Ancient fossils suggest insects conquered land through a long amphibious phase rather than making an abrupt jump from water to dry ground. A newly identified 324-million-year-old species still ...

Scientists Find Hidden “highways” Guiding Animal Evolution

Aug. 25, 2026 A sweeping analysis of thousands of animal genomes suggests that chromosomes do not evolve randomly but instead follow a limited number of irreversible “evolutionary highways.” These one-way ...

A Hidden “on Switch” in Human DNA Has Finally Been Decoded

Aug. 23, 2026 Researchers have used AI to uncover the DNA signature of a key genetic “switch” involved in turning genes on. After analyzing about 500,000 DNA sequences, the model identified the initiator in ...

Animals Have Been Eating Nature’s Original Bioplastic for Millions of Years

Aug. 17, 2026 Nature invented biodegradable plastic long before humans did—and animals may have been feeding on it for hundreds of millions of years. Researchers discovered that dozens of animal species possess ...

Dogs Can Tell Fear from Sadness — and Scientists Saw It in Their Brains

Aug. 11, 2026 Dogs may understand our emotions more deeply than scientists realized. Brain scans show that happy human faces activate regions in dogs linked to higher-level processing and reward, suggesting that ...

Scientists Find Evidence for Two Origins of Life on Earth

Aug. 12, 2026 Scientists probing life’s deepest origins have uncovered evidence that the first free-living cells may have emerged not once, but twice. The findings suggest a striking possibility: life may share ...

Two Deadly Flowers Could Inspire Powerful New Medicines

Aug. 3, 2026 Scientists have figured out how two famously poisonous plants create chemicals with surprising medical potential. After tracking thousands of genes in wolfsbane and larkspur, they identified six ...

Scientists Found Two Mysterious ‘ghost’ Ancestors Hiding in Our DNA

July 31, 2026 Modern humans carry DNA from two mysterious extinct lineages in addition to Neanderthals and Denisovans. Their hidden genetic legacy shows that our evolutionary past was shaped by repeated mixing ...

Hidden Genetic Diversity Helped Inbred Brown Tree Snakes Conquer Guam

July 26, 2026 A notorious snake invasion that devastated Guam’s native birds may have succeeded because the reptiles carried hidden genetic advantages. Using advanced long-read DNA sequencing, researchers ...

Scientists Discover the Hidden Brain Switch That Assigns Bees Their Jobs

July 22, 2026 Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of ...

Tiny 1.7-Billion-Year-Old Fossils Could Reveal How Complex Life Began

Aug. 17, 2026 Scientists are searching some of Earth’s oldest rocks for tiny fossils that could reveal how simple microbial life made the extraordinary leap toward plants, animals, and other complex organisms. ...

This Ancient Sea Worm Has “bio-Metal” Jaws Unlike Anything Scientists Have Seen

July 16, 2026 An ancient sea worm may hold the secret to a whole new category of natural materials. Its jaws combine proteins and metal ions in a way that gives them metal-like strength and unusual mechanical ...

Ant Brains Reveal How Evolution Turned Hunger Into Parenting

Aug. 1, 2026 Ant parenting may have evolved from the same brain systems that once controlled hunger. Researchers found that two chemical signals push clonal raider ants toward either caring for larvae or leaving ...

Scientists Finally Crack Nature's Secret for Building Better Cancer Drugs

July 8, 2026 Researchers have cracked the code behind bacteria's ability to naturally manufacture multiple versions of powerful anti-cancer drugs. The discovery could make it much easier to engineer new ...

These Tiny Soil Microbes Could Rescue Crops from Salty Farmland

June 28, 2026 Researchers have discovered that beneficial soil bacteria give plants an unexpected survival advantage in salty soils. Instead of helping plants keep salt out, the microbes stimulate the production ...

Scientists Catch a “jumping Gene” Mid-Leap Between Species

Aug. 4, 2026 Scientists have uncovered a surprising way that “jumping genes” may move between species and speed up evolution. While these mobile genetic elements were thought to travel mainly inside viruses ...

Pollen Has a Surprising Problem — and Honeybees Have Found a Way Around It

Aug. 19, 2026 Honeybees can apparently detect when their food has the wrong balance of essential nutrients and adjust how much they eat to avoid potentially harmful excesses. They also transform pollen into ...

One Tiny Mutation May Explain How Bat Viruses Become Human Threats

June 23, 2026 Scientists found that one tiny genetic change can completely alter how a coronavirus behaves in different species. Comparing SARS-CoV-2 with a closely related bat-only virus, they showed that a ...

Japanese Scientists Use Tiny Silver Particles to Make DNA Assembly Up to 5x More Efficient

Aug. 19, 2026 Silver nanoparticles can precisely slice DNA and create longer “sticky ends,” helping genetic fragments join up to five times more efficiently than conventional methods. The breakthrough could ...

Koalas Nearly Went Extinct Before Humans Arrived, DNA Study Reveals

July 17, 2026 A major DNA study has rewritten the koala's evolutionary story, revealing that the species suffered a dramatic population collapse about 100,000 years ago, long before humans arrived in ...

Scientists Mapped Every Neural Connection in a Fruit Fly and Found a Surprise

June 10, 2026 A groundbreaking new connectome maps every neural connection in an adult fruit fly’s central nervous system, creating an unprecedented view of how the brain and body work together. The findings ...

Your Brain Starts Making Social Decisions Before You Do

June 2, 2026 Researchers found that social behavior begins in the brain before it becomes visible as movement. In zebrafish, a coordinated pattern of activity spread across the brain several seconds before the ...

The Secret to Pigeons’ Incredible Navigation Was Hiding in Their Liver

May 31, 2026 Scientists have uncovered a surprising navigation system in pigeons: iron-filled immune cells in the liver that may act like tiny magnetic sensors. Birds deprived of these cells struggled to find ...