Evolution News

January 26, 2025

Top Headlines

Study Points to South America -- Not Mexico -- As Birthplace of Irish Potato Famine Pathogen

Jan. 24, 2025 — Researchers firmly point the finger at the South American Andes Mountains as the place where the Irish potato famine pathogen, Phtytophthora infestans, ...

New Tool Enables Phylogenomic Analyses of Entire Genomes

Jan. 23, 2025 — Electrical engineers have developed a better way to perform the comparative analysis of entire genomes. This approach can be used to study relationships between different species across geological time scales. This new approach is poised to unlock ...

Plant's Name-Giving Feature Found to Be New Offspring-Ensuring Method

Jan. 23, 2025 — 130 years after a fungus-eating plant received its name, a researcher has uncovered the purpose of the structure that inspired its name -- revealing a novel mechanism by which plants ensure ...

Streamlining Genetic Analysis for Phylogenetic Studies

Jan. 23, 2025 — A new computational tool improves the analysis of genetic data, making it easier and faster to study the evolutionary relationships between ...

Latest Headlines

updated 9:54am EST

Solving the Evolutionary Puzzle of Polyploidy: How Genome Duplication Shapes Adaptation

Jan. 23, 2025 — Scientists have developed a theoretical model that uncovers the dual role of polyploidy -- organisms carrying extra genome copies -- in evolution. ...

New Twist in Mystery of Dinosaurs' Origin

Jan. 23, 2025 — The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new ...

Many Roads Lead To... the Embryo

Jan. 22, 2025 — Is there only one optimal configuration an organism can reach during evolution? Is there a single formula that describes the trajectory towards the optimum? And can we 'derive' it in a purely ...

Coyote Genes May Show Urban Evolution at Work

Jan. 15, 2025 — A new study outlines the ways by which city life may be shaping the evolution of urban coyotes, the highly adaptable carnivores spotted in alleyways from Berkeley, Calif., to the Bronx, in New ...

Protein Shapes Can Help Untangle Life's Ancient History

Jan. 15, 2025 — The three-dimensional shape of a protein can be used to resolve deep, ancient evolutionary relationships in the tree of life, according to a new study. It is the first time researchers use data from ...

New Fossil Discovery Sheds Light on the Early Evolution of Animal Nervous Systems

Jan. 10, 2025 — An international team of scientists has uncovered a fascinating piece of the evolutionary puzzle: how the ventral nerve cord, a key component of the ...

An Earful of Gill: Evolutionary Origin of the Mammalian Outer Ear

Jan. 9, 2025 — A recent study has uncovered the surprising evolutionary origin of the mammalian outer ear, linking it to the gills of ancient fish and marine invertebrates. The research reveals that both structures ...

The Extreme Teeth of Sabre-Toothed Predators Were 'Optimal' for Biting Into Prey

Jan. 9, 2025 — Sabre-toothed predators -- best know from the infamous Smilodon -- evolved multiple times across different mammal groups. A new study reveals why: ...

Revealing a Key Mechanism of Rapid Centromere Evolution

Jan. 1, 2025 — A research team has clarified a mechanism of how retrotransposons, genetic elements that can 'jump around' chromosomes and are known drivers of evolution, preferentially insert in the ...

Hornwort Genomes Provide Clues on How Plants Conquered the Land

Jan. 6, 2025 — Over 450 million years ago, plants began the epic transition from water to dry land. Among the first pioneers were the ancestors of humble hornworts, a group of small, unassuming plants that have ...

Oldest-Known Evolutionary 'Arms Race'

Jan. 3, 2025 — A new study presents what is believed to be the oldest known example in the fossil record of an evolutionary arms race. These 517-million-year-old predator-prey interactions occurred in the ocean ...

Chart of Life Extended by Nearly 1.5 Billion Years

Dec. 19, 2024 — Fossilized skeletons and shells clearly show how evolution and extinction unfolded over the past half a billion years, but a new analysis extends the chart of life to nearly 2 billion years ago. The ...

Fossil Predator Is the Oldest Known Animal With 'Saber Teeth'

Dec. 17, 2024 — Scientists have discovered the oldest known animal with saber teeth: a predator that lived 270 million years ago. This animal, from before the age of the dinosaurs, was a dog-like creature that was ...

Study Sheds Light on the Origin of the Genetic Code

Dec. 12, 2024 — Nearly all living organisms use the same genetic code, a complicated mechanism by which genetic information is translated into proteins, the building blocks of life. A new study suggests conventional ...

Oldest Modern Human Genomes Sequenced

Dec. 12, 2024 — Few genomes have been sequenced from early modern humans, who first arrived in Europe when the region was already inhabited by Neanderthals. An international team has now sequenced the oldest modern ...

Unique Motor Control System of Anglerfish's Specialized 'Fishing Rod' Discovered

Dec. 12, 2024 — Researchers have uncovered in anglerfish a specialized motor neuron population for the first dorsal fin used for 'fishing'. When the first dorsal fin evolved from a swimming and buoyancy ...

Biological Diversity Is Not Just the Result of Genes

Dec. 11, 2024 — How can we explain the morphological diversity of living organisms? Although genetics is the answer that typically springs to mind, it is not the only explanation. By combining observations of ...

New Research Unlocks Jaw-Dropping Evolution of Lizards and Snakes

Dec. 11, 2024 — A groundbreaking study has shed light on how lizards and snakes -- the most diverse group of land vertebrates with nearly 12,000 species -- have evolved remarkably varied jaw shapes, driving their ...

Chimpanzees Perform the Same Complex Behaviors That Have Brought Humans Success

Dec. 5, 2024 — A new study suggests that the fundamental abilities underlying human language and technological culture may have evolved before humans and apes diverged millions of years ...

DNA of 1,000 Year-Old Maize Sheds Light on Origins of Globally Important Food Crop

Dec. 5, 2024 — Researchers have tested ancient DNA from corn found at archaeological sites in Arkansas, shedding new light on the dispersal of one of the world's most important food ...

Deep-Sea Marvels: How Anglerfish Defy Evolutionary Expectations

Dec. 2, 2024 — A groundbreaking study sheds light on the extraordinary evolution of anglerfish, a group of deep-sea dwellers whose bizarre adaptations have captivated scientists and the public alike. The research ...

Fossil Dung Reveals Clues to Dinosaur Success Story

Nov. 29, 2024 — Researchers have been able to identify undigested food remains, plants and prey in the fossilized feces of dinosaurs. These analyses of hundreds of samples provide clues about the role dinosaurs ...

A Fossil First: Scientists Find 1.5-Million-Year-Old Footprints of Two Different Species of Human Ancestors at Same Spot

Nov. 28, 2024 — More than a million years ago, on a hot savannah teeming with wildlife near the shore of what would someday become Lake Turkana in Kenya, two completely different species of hominins may have passed ...

Brains Grew Faster as Humans Evolved

Nov. 27, 2024 — Brain size increased gradually within each ancient human species rather than through sudden leaps between ...

Herodotus' Theory on Armenian Origins Challenged by First Whole-Genome Study

Nov. 25, 2024 — Armenians, a population in Western Asia historically inhabiting the Armenian highlands, were long believed to be descendants of Phrygian settlers from the Balkans. This theory originated largely from ...

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 ...

Scientists Use Ancient DNA to Shed Light on Adaptation of Early Europeans

Nov. 19, 2024 — Leveraging a unique statistical analysis and applying it to ancient DNA extracted from human skeletal remains, a team of researchers has revealed new insights into how ancient Europeans adapted to ...

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 ...

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 ...

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 ...