Evolution News

November 20, 2024

Top Headlines

Thanksgiving Special: Dinosaur Drumsticks and the Story of the Turkey Trot

Nov. 20, 2024 — Wings may be the obvious choice when studying the connection between dinosaurs and birds, but a pair of paleontologists prefer drumsticks. That part of the leg, they say, is where fibular reduction among some dinosaurs tens of millions of years ago ...

New Fossil Reveals the Evolution of Flying Reptiles

Nov. 18, 2024 — A newly discovered pterosaur fossil is shedding light on the evolutionary journey of these ancient flying reptiles. This complete specimen, named Skiphosoura bavarica, provides crucial insights into how pterosaurs transitioned from early, smaller ...

Tiny Worm Makes for Big Evolutionary Discovery

Nov. 18, 2024 — The history of a major animal group, composed of millions of species of insects, arachnids, and nemotodes, has been elusive -- until now. A team has now identified the oldest known ecdysozoan in the fossil record and the only one from the ...

Genetic Legacy of Jomon Hunter-Gatherers Linked to Increased BMI in Modern Japanese, Study Finds

Nov. 14, 2024 — New research exploring the roots of modern Japanese populations has linked the genetic signature of Jomon hunter-gatherers to a higher body mass index (BMI) among individuals, underlining that ...

Latest Headlines

updated 11:26pm EST

The Secrets of Fossil Teeth Revealed by the Synchrotron: A Long Childhood Is the Prelude to the Evolution of a Large Brain

Nov. 13, 2024 — Could social bonds be the key to human big brains? A study of the fossil teeth of early Homo from Georgia dating back 1.77 million years reveals a ...

Bird Brain from the Age of Dinosaurs Reveals Roots of Avian Intelligence

Nov. 13, 2024 — A 'one of a kind' fossil discovery could transform our understanding of how the unique brains and intelligence of modern birds evolved, one of the most enduring mysteries of vertebrate ...

A New Wrinkle in Turtles: Their Genomes Fold in a Unique Way, Researchers Find

Nov. 11, 2024 — A study described the three-dimensional architecture of turtle genomes, which fold in a configuration unlike any other animal observed so ...

New Insights Into the Denisovans: New Hominin Group That Interbred With Modern Day Humans

Nov. 8, 2024 — Scientists believe individuals of the most recently discovered 'hominin' group (the Denisovans) that interbred with modern day humans passed on some ...

New Study Maps Dramatic 100-Million-Year Explosion in Color Signals Used by Animals

Nov. 7, 2024 — A recent study finds that color vision evolved in animals more than 100 million years before the emergence of colorful fruits and flowers. And there ...

The Egg or the Chicken? An Ancient Unicellular Says Egg

Nov. 6, 2024 — Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before ...

Sinuses Prevented Prehistoric Crocodile Relatives from Deep Diving

Oct. 29, 2024 — Paleobiologists have found that the sinuses of ocean dwelling relatives of modern-day crocodiles prevented them from evolving into deep divers like whales and ...

Evolutionary Paths Vastly Differ for Birds, Bats

Nov. 1, 2024 — New research has found that, unlike birds, the evolution of bats' wings and legs is tightly coupled, which may have prevented them from filling as many ecological niches as ...

Ancient DNA Brings to Life History of the Iconic Aurochs, Whose Tale Is Intertwined With Climate Change and Human Culture

Oct. 30, 2024 — Geneticists have deciphered the prehistory of aurochs -- the animals that were the focus of some of the most iconic early human art -- by analyzing ...

How Mammals Got Their Stride

Oct. 25, 2024 — Researchers reveal new insights into the complex evolutionary history behind the distinctive upright posture of modern placental and marsupial mammals, showing the transition was surprisingly complex ...

Human Actions Likely Cause Insect Color Change

Oct. 24, 2024 — New Zealand's native stoneflies have changed colour in response to human-driven environmental changes, new research shows. The study provides arguably the world's most clear-cut case of ...

Turtle Genome Provides New Clues on the Evolution of Vertebrates

Oct. 21, 2024 — Scientists have generated the genome assemblies of two hidden-neck turtles, unpublished until now. The results, which revealed a new three-dimensional structure of the genome within the phylogenetic ...

Why Do We Love Carbs? The Origins Predate Agriculture and Maybe Even Our Split from Neanderthals

Oct. 17, 2024 — A new study reveals how the duplication of the salivary amylase gene may not only have helped shape human adaptation to starchy foods, but may have occurred as far back as more than 800,000 years ...

One in Three Plants Call Islands Home: Many at Risk

Oct. 16, 2024 — From Tasmania to Madagascar to New Guinea, islands make up just over five per cent of Earth's land yet are home to 31 per cent of the world's plant species. A new study shows that of all ...

Adaptability of Trees Persists After Millions of Years of Climate Change

Oct. 14, 2024 — Seven of the most common forest trees in Europe have been shown to be able to shelter their genetic diversity from major shifts in environmental conditions. This is despite their ranges having shrunk ...

How Playing Songs to Darwin's Finches Helped Biologists Confirm Link Between Environment and the Emergence of New Species

Oct. 10, 2024 — They say that hindsight is 20/20, and though the theory of ecological speciation -- which holds that new species emerge in response to ecological changes -- seems to hold in retrospect, it has been ...

Early Human Species Benefited from Food Diversity in Steep Mountainous Terrain

Oct. 10, 2024 — A new study shows that the patchwork of different ecosystems found in mountainous regions played a key role in the evolution of ...

In Studying the Mating Rituals of Fruit Flies, Scientists May Have Learned Something About How Brains Evolve

Oct. 9, 2024 — Researchers have identified how the architecture of brain circuits helps different species flexibly adapt to new mating signals across evolutionary ...

Newly Discovered Late Cretaceous Birds May Have Carried Heavy Prey Like Extant Raptors

Oct. 9, 2024 — Newly discovered birds from Late Cretaceous North America were hawk-sized and had powerful raptor-like feet, according to a new ...

New Seed Fossil Sheds Light on Wind Dispersal in Plants

Oct. 8, 2024 — Scientists have discovered one of the earliest examples of a winged seed, granting insight into the origin and early evolution of wind dispersal strategies in ...

Pterosaurs Needed Feet on the Ground to Become Giants

Oct. 4, 2024 — A study determines when and how pterosaurs went from tiny tree-climbers to towering terrestrial titans Flying reptiles first came down from the trees in the mid-Jurassic Period, paving the way for ...

New Findings Supply Corrective to Evolutionary Hypothesis

Oct. 3, 2024 — The study blends math, statistics and biology to show that this long-held hyperbolic pattern is an anomaly because it doesn't account for the fact that all species on earth are defined as much ...

Do Coyotes Have Puppy Dog Eyes? New Study Reveals Wild Canines Share Dog's Famous Expression

Oct. 2, 2024 — A new study challenges the hypothesis that 'puppy dog eyes' evolved exclusively in dogs as a result of ...

Brazilian Fossils Reveal Jaw-Dropping Discovery in Mammal Evolution

Sep. 25, 2024 — The discovery of new cynodont fossils from southern Brazil by a team of palaeontologists has led to a significant breakthrough in understanding the evolution of ...

Reconstructing the Evolutionary History of the Grape Family

Sep. 25, 2024 — Until now, it was believed that plants of the grape family arrived at the European continent less than 23 million years ago. A study on fossil plants draws a new scenario on the dispersal of the ...

World's Oldest Cheese Reveals Origins of Kefir

Sep. 25, 2024 — Scientists successfully extracted and analyzed DNA from ancient cheese samples found alongside the Tarim Basin mummies in China, dating back approximately 3,600 years. The research suggests a new ...

Unveiling Ancient Life: New Method Sheds Light on Early Cellular and Metabolic Evolution

Sep. 24, 2024 — Analyzing fossils can be difficult -- especially when they're so small that they can only be seen with a microscope. Researchers have now come up with a ...

Researchers Publish Breakthrough Study on How New Genes Evolve

Sep. 19, 2024 — Findings suggest that new genes can form by repurposing fragments of ancestral genes while incorporating entirely new coding regions (the protein-coding parts of the DNA). This innovative concept ...

Insights Into South African Population History from 10,000-Year-Old Human DNA

Sep. 19, 2024 — Ancient DNA has provided spectacular insights into human history, particularly in Europe and Asia, where researchers have reconstructed the genomes of thousands of people. However, fewer than two ...

Genomics Reveals Sled Dogs' Siberian Lineage

Sep. 16, 2024 — New research examines thousands of years of Arctic sled dog ancestry and reveals when and how Siberian and Alaskan sled dogs' DNA ...