Evolutionary Biology News

June 3, 2025

Top Headlines

Two Plant Species Invent the Same Chemically Complex and Medically Interesting Substance

June 3, 2025 — The biosynthesis of the great variety of natural plant products has not yet been elucidated for many medically interesting substances. In a new study, an international team of researchers was able to ...

New Velvet Worm Species a First for the Arid Karoo

May 28, 2025 — A new species of velvet worm, Peripatopsis barnardi, represents the first ever species from the arid Karoo, which indicates that the area was likely historically more forested than at present. In the Cape Fold Mountains, we now know that every ...

Long Shot Science Leads to Revised Age for Land-Animal Ancestor

May 29, 2025 — The fossils of ancient salamander-like creatures in Scotland are among the most well-preserved examples of early stem tetrapods -- some of the first animals to make the transition from water to land. Thanks to new research, scientists believe that ...

Europe's Most Complete Stegosaurian Skull Unearthed in Teruel, Spain

May 28, 2025 — Palaeontologists have analyzed the most complete stegosaurian skull ever found in Europe and rewritten the evolutionary history of this iconic group of ...

Latest Headlines

updated 10:50pm EDT

Bed Bugs Are Most Likely the First Human Pest, New Research Shows

May 28, 2025 — Researchers compared the whole genome sequence of two genetically distinct lineages of bed bug, and their findings indicate bed bugs may well be the first true urban ...

Stirling Research Could Extend Biopesticide Effectiveness

May 27, 2025 — Alterations to the diet of pests could impact how quickly they can adapt to ...

A Root Development Gene That's Older Than Root Development

May 26, 2025 — A gene that regulates the development of roots in vascular plants is also involved in the organ development of liverworts -- land plants so old they don't even have proper roots. The discovery ...

Yeast Reveals How Species Adapt to a Warmer Climate

May 21, 2025 — How do organisms adapt to climate change? A new study reveals the complex interplay between genetic diversity and temperature tolerance ...

Why Some Spiders Are More Venomous Than Others

May 21, 2025 — A new study has revealed why some spiders possess venom that is far more potent than others. By analyzing the venoms of more than 70 different spider species, the team explored whether factors such ...

Different Phases of Evolution During Ice Age

May 23, 2025 — Cold-adapted animals started to evolve 2.6 million years ago when the permanent ice at the poles became more prevalent. There followed a time when the continental ice sheets expanded and contracted ...

Songbirds' Great Risk Results in Great Genetic Reward

May 21, 2025 — Songbirds who make the arduous flight from their nesting sites in northern boreal forests to warm, southern climates in the winter may be rewarded for their journey with greater genetic ...

How Hibiscus Flowers Lost Their Bullseyes

May 21, 2025 — New research reveals how repeated genetic changes in hibiscus flowers have led to the loss of visually striking bullseye patterns despite their advantage in attracting pollinators like ...

This Gene Variant Contributed to the Dietary and Physiological Evolution of Modern Humans

May 21, 2025 — Two of the traits that set modern humans apart from non-human primates are taller stature and a higher basal metabolic rate. Researchers have ...

Ancient DNA Used to Map Evolution of Fever-Causing Bacteria

May 22, 2025 — Researchers have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread through lice rather than ticks, and how it ...

'Selfish' Genes Called Introners Proven to Be a Major Source of Genetic Complexity

May 22, 2025 — A new study proves that a type of genetic element called 'introners' are the mechanism by which many introns spread within and between species, also providing evidence of eight instances in ...

Live View: Stress-Induced Changes in Generations of Cancer Cells

May 21, 2025 — Cancer cells respond to stress with greater diversity. Drugs that affect DNA replication, or radiation that causes direct DNA damage, lead to increasingly diverse offspring over multiple cell ...

Taking the Guesswork out Birdsong Evolution

May 21, 2025 — Biologists recently announced that they have released the first broad scale, comparative, fine-grained analysis linking the amplitude, or volume, of a birds' song to its vocal frequency, or ...

On the Origin (and Fate) of Plants That Never Bloom

May 20, 2025 — Plants that reproduce exclusively by self-pollination arise from populations with extremely low diversity to begin with. The research not only adds a facet to possible evolutionary strategies, but ...

Research Team Traces Evolutionary History of Bacterial Circadian Clock on Ancient Earth

May 20, 2025 — To better understand the circadian clock in modern-day cyanobacteria, a research team has studied ancient timekeeping systems. They examined the oscillation of the clock proteins KaiA, KaiB, and KaiC ...

How Did Plants Evolve the Ability to Transport Massive Amounts of Protein Into Seed Vacuoles?

May 19, 2025 — A research team has revealed the molecular steps that led to the emergence of this plant-specific vacuolar transport system. Their work shows that the acquisition of this pathway was driven by the ...

Dual Associations With Two Fungi Improve Tree Fitness

May 15, 2025 — When trees and soil fungi form close associations with each other, both partners benefit. Many tree species have further enhanced this cooperation by forming a concurrent symbiosis with two different ...

Scientists Track Down Mutation That Makes Orange Cats Orange

May 15, 2025 — Many an orange cat-affiliated human will vouch for their cat's, let's say, specialness. But now scientists have confirmed that there is, in fact, something unique about ginger-hued domestic ...

Fossil Tracks Show Reptiles Appeared on Earth Up to 40 Million Years Earlier

May 14, 2025 — The origin of reptiles on Earth has been shown to be up to 40 million years earlier than previously thought -- thanks to evidence discovered at an Australian fossil site that represents a critical ...

Australia's Oldest Prehistoric Tree Frog Hops 22 Million Years Back in Time

May 14, 2025 — Scientists have now discovered the oldest ancestor for all the Australian tree frogs, with distant links to the tree frogs of South ...

UV Light and CT Scans Helped Scientists Unlock Hidden Details in a Beautifully-Preserved Fossil Archaeopteryx

May 14, 2025 — Archaeopteryx is the fossil that clearly demonstrated Darwin's views. It's the oldest known fossil bird, and it helps show that all birds -- including the ones alive today -- emerged from ...

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 ...

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 ...

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 ...

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 ...

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 ...