Dinosaurs are the extinct relatives of birds that roamed the lands and seas of ancient Earth. They first appeared around 240 ...
Sixty-six million years ago, an asteroid thought to be around 12 kilometers (7.4 miles) in diameter impacted the Earth, ...
About 65 million years ago, dinosaurs lumbered through forests. After they went extinct, things changed — and the effects are ...
Dinosaur tracks fossilised on the ground on ... Previous studies have found that the nearly 10km-wide asteroid that slammed into the water near what is now Mexico’s Yucatan peninsula triggered ...
One fateful day 66 million years ago, the dinosaurs — which had inhabited Earth for about 165 million years — got a nasty surprise: A roughly 9-mile-wide (15 kilometers) asteroid crashed into ...
Well, except, of course, for one. Need a break? Play the USA TODAY Daily Crossword Puzzle. Maybe you've heard about the ...
The most infamous asteroid impact occurred 66 million years ago, when a six-mile-wide space rock triggered a global winter, wiping out the dinosaurs and 75% of all species. By contrast ...
“Serpent Mound is the largest serpent effigy built anywhere on the planet Earth,” O’Grady said. “Serpent Mound is built up on ...