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 ...
KOBE—Fossils found in Hyogo Prefecture are of a new genus and species of primitive ceratopsian, a plant-eating beaked dinosaur from about 110 million years ago, researchers said. The research ...
A Stegosaurus specimen that became the most expensive dinosaur fossil ever sold earlier this year is now on display at the American Museum of Natural History in New York City. But it is not the ...