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Ecology
Tiny fossils reveal a missing chapter of ocean life after Snowball Earth
Paleontology & Fossils
New Jurassic crocodile species had unusually slender teeth, suggesting it fed on shrimp and tiny fish
Evolution
Jurassic fossil reveals ancient origins of how mammals drink milk
Paleontology & Fossils
Zimbabwe's dinosaurs were different from South Africa's: New species offers clues
Evolution
One ancient swimming mammal fossil and two evolutionary surprises, including a third set of teeth
Ecology
700,000-year-old elephant tooth reveals a lost ecosystem shared by early humans in the Levant
Evolution
Puerto Rico specimen reveals new giant isopod species that went unrecognized for decades
Cell & Microbiology
Rise of collagen-eating microbes may help explain gaps in the fossil record
Paleontology & Fossils
Fossil bite marks suggest first evidence of a small raptor feeding on an apex predator
Paleontology & Fossils
Flexible tails could boost ancient sea predators' ambush speeds, fossil-based models suggest
Plants & Animals
'Classic example' of sexual dimorphism in fossil record actually shows nuance between males and females
Evolution
'Top predator' from the Jurassic measures just half a meter
Ecology
Ancient spotted bat samples help researchers understand present-day population dynamics
Paleontology & Fossils
New crocodile species discovered in rocks used to build the Great Sphinx
Paleontology & Fossils
New saber-toothed predator from Argentina suggests its lineage survived longer than believed
Plants & Animals
Rare insect discovery reveals a new species from the dinosaur age
Plants & Animals
Extinct bovine species discovered in Siberia reveals lost relative of yaks
Ecology
Pollen study reveals the hidden history of grasses
Evolution
Animals may have evolved vastly earlier than fossil evidence suggests
Ecology
The vanishing of aurochs: Genetic evidence reveals multiple stressors at the same time

Other news

Nanomaterials
Water into fuel: The new nanomaterial that could upgrade green hydrogen
Education
Scientists produce less disruptive research as they age, but their breakthroughs are more likely to last
Biochemistry
Silent bacterial genes yield potential leads for future cancer drugs
Veterinary medicine
Can cats really thrive on vegan diets? Professor Andrew Knight responds to critics
Bio & Medicine
Simulations reveal design rules for high-performance DNA particle motors
Analytical Chemistry
Hydrogen production from seawater: Low-cost catalyst could cut energy use and resist corrosion
Astronomy
Laser-blasted plasma shows how instabilities could heat the sun's corona
Ecology
Could ecological roles offer clues to how life began?
Molecular & Computational biology
Hidden chromosome structures reveal greater complexity in how roundworms organize DNA
Condensed Matter
Diamond defects confirm 80-year-old theory of crystal stress
Cell & Microbiology
Protein fibers, a hallmark of Alzheimer's, spotted making genetic deliveries to sperm cells
Education
Audit reveals suspected fabricated references across physics, chemistry, engineering and computing journals
Plants & Animals
Two distinct sleep stages emerge in jumping spider, including a REM-like state
Optics & Photonics
Metalens microscope switches focus with voltage, not moving optics
Ecology
Protecting isn't enough—creating integrated conservation landscapes is key
Planetary Sciences
Clouds on a lava planet challenge what astronomers expected
Astronomy
JWST and ALMA reveal a dusty, rapidly growing black hole in the early universe
Astronomy
FAST and Arecibo point to possible dark galaxy with vast hydrogen reservoir
Social Sciences
Both selfishness and generosity distort how we see our impact, but the selfish view is more contagious
Social Sciences
Britain's 1972 school reform may have lowered dementia diagnoses half a century later

Ancient American pronghorns were built for speed

The fastest land animal in North America is the American pronghorn, and previously, researchers thought it evolved its speed because of pressure from the now-extinct American cheetah. But recently, that theory has come under ...

Epiaceratherium itjilik: The rhino that lived in the Arctic

Paleontologists at the Canadian Museum of Nature have recently been studying the skeletal remains of a rhinoceros. This might not sound remarkable at first, but what makes these remains fascinating is that they were found ...

Teen's 1958 find becomes Australia's oldest dinosaur fossil

University of Queensland research has confirmed Brisbane's only dinosaur fossil is Australia's oldest, dating back to the earliest part of the Late Triassic period 230 million years ago. The 18.5-centimeter footprint was ...