Climate and ecological changes, as well as disruptions to the food chain, were already killing off the dinosaurs.
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New research finds that dinosaurs were already adapted to living in cold climates before the end-Triassic mass extinction. But how?
The long-standing debate over whether dinosaurs were more like birds or lizards is drawing to a close.
Predatory dinosaurs with big skulls tend to have tiny arms. Researchers propose there might be a direct link between those traits.
Meet your new flying nightmare: Thapunngaka shawi.
Mammals have a history stretching back 325 million years. To study that ancient history is to know our own origins.
AI helped create films like "Jurassic Park" and "A.I.", so Steven Spielberg and other artists shouldn't worry about losing their jobs.
Only humans can voluntarily conjure new objects and events in our minds.
About 150 million years ago, a long-necked sauropod came down with a respiratory infection. The rest is history...or is it?
Was there an intelligent, technologically advanced species long before humans existed? Could there have been a dinosaur civilization?
People discovered prehistoric fossils long before Charles Darwin published "On the Origin of Species." The remains of these unknown creatures often puzzled their discoverers.
The spikes in their mouths would have helped them catch squid or fish.
65 million years ago, a massive asteroid struck Earth. Not only did Jupiter not stop it, but it probably caused the impact itself.
Although many dinosaurs never left the ground, they still possessed the basic structural framework for flight.
A recent discovery pushes back the date on when dinosaurs first engaged in social behavior.
Evolution repeatedly hit upon this solution simply because it works.
The brain of an ancient bird offers clues to the survival of its modern-day relatives.
The James Webb Space Telescope (JWST) will study many dangerous cosmic phenomena, knowledge of which may help save humanity.
You are trapped in time. You never live in the world as it is but only as you experience it as it was.
Volcanic activity caused the end-Triassic mass extinction 200 million years ago. The dinosaurs survived and rose to dominance.
Many impact craters on Earth have been erased thanks to wind, water, and plate tectonics. But scientists have clever ways to find them.
Video games matter. Their continued technological and artistic development is reshaping the way we satisfy our ancient need to tell stories.
Yorkicystis lived during the “Cambrian explosion,” 539 million to 485 million years ago – hundreds of million years before the dinosaurs.
From crocodiles to birds, certain animals managed to survive some of the worst extinction events in world history.
Discovering fossilized insects is difficult, but a new find suggests a unique place to look.
In 2020, scientists took more than a kilo of moon rock and soil back to Earth for testing.