On a spring day 66 million years ago, paddlefish and sturgeon swam in a river that meandered through a flourishing landscape populated by mighty dinosaurs and small mammals at.
The asteroid that wiped out dinosaurs hit in spring the northern hemisphere, a new study suggests. Scientists say animals in the different hemispheres may have fared differently after the event.
Dinosaurs have been extinct for over 65 million years and yet, questions still surround as to how massive creatures like them became extinct to such an extent that not even a trace of them is left now. Scientists have been pondering and researching this for years. Now, an international team of researchers has discovered that the asteroid which killed nearly all of the dinosaurs struck.