1,931 results
- Earth
Asteroids boiled young Earth’s oceans, remnant rocks suggest
Giant asteroid impacts may have boiled Earth’s oceans around 3.3 billion years ago, snuffing out near-surface life.
- Paleontology
Dinos’ long tail feathers may have stopped crash landings
C. yangi's long tail feathers may have helped it control its flight speed as it tried to land.
- Climate
Resilience protects corals from hurricanes — and climate change
Coral reefs have evolved to be resilient in the face of hurricanes that can devastate human populations. But climate change is reducing the ability of reefs to bounce back from disaster.
- Animals
A weighted butt gives chickens a dinosaur strut
Scientists put wooden tails on chickens to learn how small feathered dinosaurs moved, with results captured on video.
- Paleontology
Flightless dino-bird wore full-body feathers
Recently unearthed Archaeopteryx fossil sports full coat of feathers, suggesting feather evolution was more complex than previously thought.
- Planetary Science
Rosetta may have spotted comet’s primordial ingredients
Photos taken by the Rosetta spacecraft may show pristine material that formed the solar system’s comets, asteroids and planets roughly 4.6 billion years ago.
- Astronomy
Top 10 messages to send to E.T.
Fears that sending signals to alien civilizations would provoke an invasion shouldn't prevent transmitting important messages.
- Paleontology
Fleshy comb is first found on a dinosaur
A fossil head has both a duck bill and a soft-tissue crest, scientists suggest.
- Paleontology
Dinosaur dreams dashed
Fans of 'Jurassic Park' may be disappointed (or possibly relieved) to learn that you can’t get ancient DNA from amber.
- Paleontology
Fragments of long-bodied dino found in Argentina
Named Leinkupal laticauda, the new species dino probably lived into the early Cretaceous period, which began roughly 145 million years ago.
- Paleontology
Fossils push back origins of modern mammals
Fossils of three newly identified early mammals from China suggest that the common ancestor of today’s mammals lived over 200 million years ago.
- Science & Society
The amateur who helped Einstein see the light
With help from Science News Letter, eccentric amateur Rudi Mandl persuaded Einstein to explore the phenomenon of gravitational lensing.
