Charles Darwin News

June 9, 2025

Top Headlines

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 ...

Rock Record Illuminates Oxygen History

May 29, 2025 — A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope analysis from ancient South African rock cores. ...

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 ...

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 ...

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 highlights the fundamental evolutionary dynamic of ...

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 and around 700,000 years ago the cold periods ...

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 gained and lost genes in the ...

'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 which ...

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 also lends weight to Darwin's suspicion that this ...

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 ...

Light-to-Electricity Nanodevice Reveals How Earth's Oldest Surviving Cyanobacteria Worked

May 16, 2025 — Scientists have decoded the atomic structure of Photosystem I from a 3-billion-year-old cyanobacteria lineage, offering a unique look at early oxygen-producing photosynthesis. The ancient nanodevice, ...

Asians Made Humanity's Longest Prehistoric Migration and Shaped the Genetic Landscape in the Americas

May 15, 2025 — An international genomics study has revealed that early Asians undertook humanity's longest known prehistoric migration. These early humans, who roamed the earth over 100,000 years ago, are believed ...

Latest Headlines

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Dexterity and Climbing Ability: How Ancient Human Relatives Used Their Hands

May 14, 2025 — Scientists have found new evidence for how our fossil human relatives in South Africa may have used their hands. Researchers investigated variation ...

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 -- ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

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 ...

Environmental Variability Promotes the Evolution of Cooperation Among Humans: A Simulation-Based Analysis

Apr. 18, 2025 — Researchers have demonstrated that intensified environmental variability (EV) can promote the evolution of cooperation through simulation based on ...

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 ...

Machine Learning Helps Construct an Evolutionary Timeline of Bacteria

Apr. 3, 2025 — Scientists have helped to construct a detailed timeline for bacterial evolution, suggesting some bacteria used oxygen long before evolving the ability to produce it through ...

Bees Actively Adjust Flower Choice Based on Color and Distance: Updating 'Flower Constancy' Beyond Darwin's Theory

Apr. 3, 2025 — Since Darwin's time, the phenomenon known as flower constancy -- i.e., where insects consistently visit the same flower type even when many others are also present -- has been understood as a ...

Footprints Reveal Prehistoric Scottish Lagoons Were Stomping Grounds for Giant Jurassic Dinosaurs

Apr. 2, 2025 — Jurassic dinosaurs milled about ancient Scottish lagoons, leaving up to 131 footprints at a newly discovered stomping ground on the Isle of Skye in Scotland, according to a new ...

First Ancient Genomes from the Green Sahara Deciphered

Apr. 2, 2025 — An international team has sequenced the first ancient genomes from the so-called Green Sahara, a period when the largest desert in the world temporarily turned into a humid savanna-like environment. ...

Discovery of Quina Technology Challenges View of Ancient Human Development in East Asia

Mar. 31, 2025 — Researchers have uncovered a complete Quina technological system in the Longtan site in southwest China. The discovery challenges the widely held perception that the Middle Paleolithic period was ...

'She Loves Me, She Loves Me Not': Physical Forces Encouraged Evolution of Multicellular Life, Scientists Propose

Mar. 31, 2025 — A study presents a striking example of cooperative organization among cells as a potential force in the evolution of multicellular life. The study is based on the fluid dynamics of cooperative ...

Scientists Uncover Key Mechanism in Evolution: Whole-Genome Duplication Drives Long-Term Adaptation

Mar. 26, 2025 — Scientists uncovered how whole-genome duplication emerges and remains stable over thousands of generations of evolution in the ...

Earliest Days of Earth's Formation

Mar. 26, 2025 — New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets. ...

How Did the Large Brain Evolve?

Mar. 26, 2025 — Two specific genes that evolve exclusively in humans jointly influence the development of the cerebrum. Researchers have provided evidence that these genes contribute together to the evolutionary ...

Were Large Soda Lakes the Cradle of Life?

Mar. 25, 2025 — Life needs sufficient phosphorus. However, the element is scarce, not only today but also at the time of the origin of life. So where was there sufficient phosphorus four billion years ago for life ...

The Evolution of Low-Temperature Adapted Enzymes

Mar. 25, 2025 — Enzymes originally evolved in high-temperature environments and later adapted to lower temperatures as Earth cooled. Scientists discovered that a key shift in enzyme function occurred over ...

Origin of Life: How Microbes Laid the Foundation for Complex Cells

Mar. 21, 2025 — Who were our earliest ancestors? The answer could lie in a special group of single-celled organisms with a cytoskeleton similar to that of complex organisms, such as animals and ...

From Dinosaurs to Birds: The Origins of Feather Formation

Mar. 20, 2025 — Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By studying embryonic ...

Researchers Propose New Hypothesis for the Origin of Stone Tools

Mar. 20, 2025 — Sharp stone technology chipped over three million years allowed early humans to exploit animal and plant food resources. But how did the production of stone tools -- called 'knapping' -- ...

Genetic Study Reveals Hidden Chapter in Human Evolution

Mar. 18, 2025 — Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the ...

When Did Human Language Emerge?

Mar. 18, 2025 — Humans' unique language capacity was present at least 135,000 years ago, according to a survey of genomic evidence. As such, language might have entered social use 100,000 years ...

Iguanas Floated One-Fifth of the Way Around the World to Colonize Fiji

Mar. 17, 2025 — The only iguanas outside the Americas, Fiji iguanas are an enigma. A new genetic analysis shows that they are most closely related to the North American desert iguana, having separated about 34 ...

New Name for One of the World's Rarest Rhinoceroses

Mar. 13, 2025 — A recent study has reclassified the species commonly known as the Javan rhinoceros, proposing a more precise scientific name: Eurhinoceros sondaicus. The research highlights key differences in body ...

Evolution of Plant Network: 600 Million Years of Stress

Mar. 10, 2025 — Without plants on land, humans could not live on Earth. From mosses to ferns to grasses to trees, plants are our food, fodder and timber. All this diversity emerged from an algal ancestor that ...