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New evidence helps solve how earliest birds took flight

The first bird to inhabit Earth used its robust hind legs to make two or three powerful leaps while flapping its way to flight, according to a study by the University of Southampton published in Developmental Biology.

Early snakes explored life underground, on land and at sea

Snakes are highly modified lizards, with more than 4,000 living species today. The origin of snakes has long been one of evolutionary biology's most debated questions. Their sparse fossil record has made it hard to pin down ...

Dodo birds more clever than we thought

The Mauritian dodo—a global symbol of human-caused extinction and one of the world's largest pigeons—may not have deserved its reputation as a silly simpleton and may have been the only member of its group to live in the ...

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Ecology
A new species of Ice Age toad discovered at La Brea Tar Pits: The spadefoot toad Spea labreae
Evolution
Fossils from Wyoming's Smiley Draw deepen understanding of early primate evolution
Ecology
How the 'fecal revolution' changed Earth's ecosystems
Evolution
New museum find shows nature can't stop inventing seahorses
Evolution
Homo antecessor skull layers resemble modern humans and Neanderthals, fragments suggest
Evolution
Stomach stone hypothesis sheds light on the evolution of dinosaur digestive systems
Evolution
Lichen-like life 600 million years ago may push back origins of fungal-algal partnerships
Evolution
Cretaceous beetle fossil reveals early evolution of firefly sensory and signaling systems
Paleontology & Fossils
Before North and South America were connected, their mammals found a way to intermingle
Paleontology & Fossils
Ancient DNA reveals Ice Age humans targeted female woolly mammoths
Paleontology & Fossils
Mammoth bones found on parched bed of Danube in Bulgaria
Evolution
Early Cambrian fossil uncovers key buoyancy structure at the dawn of cephalopod evolution
Paleontology & Fossils
Scientists discover 210-million-year-old dinosaur in Zimbabwe
Evolution
Gobi fossil reveals 6-inch 'Cretaceous rabbit' belonged to a different mammal branch
Evolution
Most complete skeleton of 30 million-year-old dog discovered
Evolution
Unique fossil reveals the internal organs of a 245-million-year-old marine reptile
Paleontology & Fossils
'Bag of Bones' preserves rare three-tier prehistoric meal in Outback Queensland
Evolution
Deformed head shapes in fossilized humans show their infants were probably just as helpless as modern human babies
Paleontology & Fossils
Fossil footprints reveal body size and group dynamics of 1.4-million-year-old human relative
Evolution
Saber-toothed cats' spinal tumors suggest inbred species struggled to survive

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Earth Sciences
Lost 'mega-escarpment' across ancient USA may explain Grand Canyon's missing billion years
Optics & Photonics
Physicists entangle quantum memories across a record-breaking 420 km
Superconductivity
Krypton gas emerges as a new ingredient for quantum computing
Earth Sciences
Layered rock in India shows potential signs of microbial life dating to 3.5 billion years ago
Social Sciences
Artificial intelligence acts as an 'ideological chameleon' and may deepen political polarization
Cell & Microbiology
Largest catalog yet of how human cells read DNA shows how chemical marks alter genetic instructions
Space Exploration
NASA's LRO images Falcon 9 crater on moon, learns new details
Economics & Business
New study links bad bosses with greater work intensity
Astronomy
Dying radio galaxies suggest a shorter, more dynamic afterlife for black hole jets
Earth Sciences
How to better forecast once-in-a-millennium weather events
Environment
Study suggests three-quarters of Indo-Pacific coral reefs could drown as sea levels rise
Evolution
Ancient Jomon DNA reveals a hidden Ice Age survival genetic toolkit
Optics & Photonics
New photonic crystal method improves single-photon sources for quantum networks
Earth Sciences
Rare satellite data reveal major limits in flood models
Astronomy
'Hidden stars' suggest that distant galaxies are much more massive than they appear
Planetary Sciences
A single asteroid impact may explain the appearance of Mars' moon Deimos
Veterinary medicine
Existing drug could treat invasive canine oral tumors
Condensed Matter
Unusual superconductivity could emerge in valley-imbalanced rhombohedral graphene
Planetary Sciences
Ruby-forming mineral found by Mars rover hints at violent impacts
Quantum Physics
A new approach to building noise-resistant quantum sensors