Evolutionary Biology News

May 9, 2025

Top Headlines

Researchers Map 7,000-Year-Old Genetic Mutation That Protects Against HIV

May 9, 2025 — Modern HIV medicine is based on a common genetic mutation. Now, researchers have traced where and when the mutation arose -- and how it protected our ancestors from ancient ...

Mammal's Lifespans Linked to Brain Size and Immune System Function, Says New Study

May 8, 2025 — Why do cats generally live longer than dogs? New research suggests that longer lifespans of mammals like cats could be linked to their bigger brains and more complex immune ...

Building Vaccines for Future Versions of a Virus

May 8, 2025 — AI model EVE-Vax provides clues about how a virus may evolve and the immune response it could ...

Comb Jellies Reveal Ancient Origins of Animal Genome Regulation

May 7, 2025 — Life depends on genes being switched on and off at exactly the right time. Even the simplest living organisms do this, but usually over short distances across the DNA sequence, with the on/off switch typically right next to a gene. This basic form ...

Latest Headlines

updated 10:50pm EDT

Triassic Fossil Reveals Nature's Best Jaw for Hunting Fast Fish

May 7, 2025 — Newly discovered species of extinct fish shows striking similarities to unrelated modern-day predators, suggesting certain traits have emerged multiple times and remained consistent over hundreds of ...

A Fully Automated Tool for Species Tree Inference

May 5, 2025 — Engineers are making it easier for researchers from a broad range of backgrounds to understand how different species are evolutionarily related, and support the transformative biological and medical ...

Genomic Survey Uncovers Evolutionary Origins of Secretoglobins

May 5, 2025 — At a conference in Washington D.C. in 2000, the secretoglobin super family of proteins was named to classify proteins with structural similarities to its founding member uteroglobin. Now, 25 years ...

Saving the Asian 'Unicorn' -- If It Still Exists

May 5, 2025 — The saola, an antelope-like bovine, is one of the world's rarest and most endangered mammals. In fact, it hasn't been observed in over 10 years. Researchers have now mapped the saola's complete ...

New Pangenome Analysis Uncovers Genetic Key to Larger Peanut Yields

Apr. 28, 2025 — Researchers have identified crucial structural variations that determine seed size and weight in peanuts, paving the way for the development of higher-yielding crop ...

New Research on Bird Behavior Suggests That Evolution May Repeat Itself

Apr. 28, 2025 — The study found that bird species who nest in tree cavities have independently evolved heightened aggression across lineages, particularly in ...

Geobiology: Iron, Sulfur, Heat -- And First Life

Apr. 30, 2025 — The very first cells obtained their energy from geochemical reactions. Researchers have now managed to recreate this ancient metabolic process in their ...

Family First: Scientists Reveal Long-Tailed Tits' Remarkable Family Bonds

Apr. 28, 2025 — Forget fleeting friendships the social secrets of the long-tailed tit has revealed an extraordinary level of family commitment even during migratory journeys. Birds that babysit: scientists reveal ...

Evolution of Pugs and Persians Converges on Cuteness

Apr. 28, 2025 — Through intensive breeding, humans have pushed breeds such as pug dogs and Persian cats to evolve with very similar skulls and 'smushed' faces, so they're more similar to each other than they are to ...

One Gene Defines the Many Patterns of Snake Skin

Apr. 24, 2025 — In many animals, skin coloration and its patterns play a crucial role in camouflage, communication, or thermoregulation. In the corn snake, some morphs display red, yellow, or pink blotches, and ...

The Oldest Ant Ever Discovered Found Fossilized in Brazil

Apr. 24, 2025 — A 113-million-year-old hell ant that once lived in northeastern Brazil is now the oldest ant specimen known to science, finds a new report. The hell ant, which was preserved in limestone, is a member ...

What Rattlesnake Venom Can Teach Us About Evolution: New USF Study

Apr. 23, 2025 — A new study found that some rattlesnakes are producing simpler venoms containing fewer and more focused toxin families than complex venoms -- a surprising discovery that challenges long-held ideas ...

E-I-E-I-Omics: New Discoveries in Corn Genetics Could Help Grow More Productive, Resilient Crops

Apr. 22, 2025 — By analyzing DNA from different cells in nearly 200 lines of maize plants, research has revealed insights that could help growers better adapt their crops to a fast-changing ...

How Do You Like Them Apples? Apple Genus Evolution Revealed

Apr. 22, 2025 — A new comparison and analysis of the genomes of species in the genus Malus, which includes the domesticated apple and its wild relatives, revealed the evolutionary relationships among the species and ...

Evidence of Potential Bed Bug Insecticide Resistance in Gene Mutation

Apr. 22, 2025 — Urban entomologists have discovered a gene mutation that could contribute to bed bug insecticide ...

How Activity in Earth's Mantle Led the Ancient Ancestors of Elephants, Giraffes, and Humans Into Asia and Africa

Apr. 21, 2025 — What roils beneath the Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal activity and ...

Unlocking the Genetic Basis of Adaptive Evolution: Study Reveals Complex Chromosomal Rearrangements in a Stick Insect

Apr. 18, 2025 — Scientists report adaptive divergence in cryptic color pattern is underlain by two distinct, complex chromosomal rearrangements, where millions of bases of DNA were flipped backwards and moved from ...

The Eukaryotic Cell Emerged as an Evolutionary Algorithmic Phase Transition

Apr. 21, 2025 — An international collaboration has published groundbreaking research, shedding light on the most significant increase in complexity in the history of life's evolution on Earth: the origin of the ...

Curious Isolation: New Butterfly Species Discovered

Apr. 17, 2025 — A new butterfly species, Satyrium curiosolus, was discovered in a recent study at Blakiston Fan in Waterton Lakes National Park, Alberta. It has unique evolutionary history, having likely remained in ...

Secret to Crocodylian Longevity

Apr. 16, 2025 — Researchers examined teeth and skulls of 99 extinct crocodylomorph species and 20 living crocodylian species to reconstruct their dietary ecology and identify characteristics that helped some groups ...

New Tool for Cutting DNA: Promising Prospects for Biotechnology

Apr. 14, 2025 — A team discovers a new family of enzymes capable of inducing targeted cuts in single-stranded DNA A few years ago, the advent of technology known as CRISPR was a major breakthrough in the scientific ...

Genes in Bacterial Genomes Are Arranged in a Meaningful Order

Apr. 10, 2025 — Bioinformaticians have established that the genes in bacterial genomes are arranged in a meaningful order. They describe that the genes are arranged by function: If they become increasingly important ...

From Bacterial Immunity to Plant Sex

Apr. 9, 2025 — Could it be that one of only three known markers directly targeting the DNA does not exist outside the realm of microbes? Now, researchers have demonstrated that this marker -- N4-methylcytosine ...

Mammoth Genetic Diversity Throughout the Last Million Years

Apr. 9, 2025 — A new genomic study has uncovered long-lost genetic diversity in mammoth lineages spanning over a million years, providing new insights into the evolutionary history of these ...

Six Ape Genomes Sequenced Telomere-to-Telomere

Apr. 9, 2025 — Comprehensive reference genomes have now been assembled for six ape species: siamang (a Southeast Asian gibbon), Sumatran orangutan, Bornean orangutan, gorilla, bonobo and chimpanzee. Areas of their ...

Viral 'Backbone' Underlies Variation in Rotavirus Vaccine Effectiveness

Apr. 8, 2025 — Researchers have shown that differences in the entire rotavirus genome -- not just its two surface proteins -- affect how well vaccines work, helping to explain why some strains are more likely to ...

Flex Appeal: 'Trade-Off' Between Armor and Efficiency in Sea Turtle Shells

Apr. 8, 2025 — A sea turtle's shell is a masterpiece. A study reveals that marine turtle shells combine flexibility and strength to protect against predators like sharks and stress while optimizing movement. ...

Researchers Reveal Why Young Plants May Be More Vulnerable to Disease

Apr. 4, 2025 — A new study reveals an evolutionary trade-off that young plants face to develop disease ...

Century-Old Clues Reveal Hidden Threat to Australian Songbird

Apr. 4, 2025 — A hidden threat facing one of Australia's most iconic birds has been uncovered in a new study. The critically endangered regent honeyeater once numbered in the hundreds of thousands, but their ...

Picky Eaters by Day, Buffet by Night: Butterfly, Moth Diets Sync to Plant Aromas

Apr. 3, 2025 — The scent of blooming flowers and fresh plant life is not just a perk of springtime; it is a key driver in the survival and evolution of butterflies and moths. New research reveals how the daily ...