Researchers on Monday announced that the "grandmother" grape of all grapes originated in what is now Latin America − and as a result of the dinosaurs' extinction about 66 million years ago.
Dinosaur asteroid' wrought springtime devastation ... "So, the best idea that we have is that this is an animal that died more or less instantaneously." Artwork: The thinking is that a water ...
According to scientists who maintain that dinosaur extinction came quickly, the impact must have spelled the cataclysmic end. For months, scientists conclude, dense clouds of dust blocked the sun ...
Dinosaurs that failed to adapt went extinct. But then 66 million years ago, over a relatively short time, dinosaurs disappeared completely (except for birds). Many other animals also died out, ...