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 what is ...

The new Avatar is dealing with the ramifications of a “devastating cataclysm” and battling “spirit enemies.” Considering that ...

Results indicated that the Krapina Neanderthals were more variable than those from Sima de los Huesos, which means genetic ...