New map of ‘mega ripples’ caused by dinosaur-killing asteroid helps recreate extinction event - Findings may help predict ...

A new discovery reveals the immense power of the asteroid that wiped out the dinosaurs, leaving behind 'mega ripples' on the ...

Mixodectes pungens, a species of small mammal that inhabited western North America in the early Paleocene, was a mystery. What little was known about them had been mostly gleaned from analyzing ...