Search Results for: Dinosaurs
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- Planetary Science
Here’s how an asteroid impact would kill you
Most deaths caused by an asteroid impact would result from shock waves and winds generated from the blast, rather than effects such as earthquakes and tsunamis, new simulations show.
- Paleontology
Baby titanosaur was parents’ Mini-Me
Babies of one species of titanosaur resembled mini-versions of full-grown adults, and probably acted like them, too.
By Meghan Rosen - Paleontology
Fossil shows that ancient reptile gave live birth
A new fossil shows that a prehistoric reptile may have given birth to live young, unlike its egg-laying descendants, birds and crocodiles.
- Earth
Fossil microbes show how some life bounced back after dino-killing impact
Pioneering microbes colonized the waters above the Chicxulub crater within hundreds of years following the impact, new research shows.
- Paleontology
Oldest microfossils suggest life thrived on Earth about 4 billion years ago
A new claim for the oldest microfossils on Earth suggests that life may have originated in hydrothermal vents, but some scientists have doubts.
By Meghan Rosen - Particle Physics
Dark matter helped destroy the dinosaurs, physicist posits
In ‘Dark Matter and the Dinosaurs,’ Lisa Randall finds connections between particle physics, cosmology, geology and paleontology.
By Andrew Grant - Paleontology
New dinosaur identified in Alaska
New species of duck-billed dinosaur discovered in the Alaskan permafrost.
By Meghan Rosen - Paleontology
Greenland may be home to Earth’s oldest fossils
Dating to 3.7 billion years ago, mounds of sediment called stromatolites found in Greenland may be the oldest fossilized evidence of life on Earth.
- Science & Society
What’s ahead for science in 2017?
Science News writers reveal what they are watching for — and hoping for — in the year ahead.
- Paleontology
How to tell if a T. rex is expecting
A “pregnancy” test for tyrannosaurs relies on chemical analyses of medullary bone, a reproductive tissue found in female birds.
By Meghan Rosen - Paleontology
Furry, spiky mammal scampered among dinosaurs
Early Cretaceous fur ball with spikes discovered in Spain.
- Paleontology
New tyrannosaur bridges gap from medium to monstrous
Horse-sized Timurlengia euotica had a brain and ears like its bigger relative Tyrannosaurus rex, which lived millions of years later.
By Beth Geiger