Buried "megaripples" — some the size of five-story buildings — are helping scientists piece together the devastation ...

But if the dinosaurs had been so successful prior to Chixculub, why did they never re-evolve? Evolution is a complex process ...

What a difference 30 minutes made! Barry Evans (he/him, [email protected]) is reminded that the odds against his birth ...

One of the most famous of these 200 or so impact craters is the 200 km-diameter Chicxulub impact crater in the Yucatan ...