A weird 130-million-year old skull discovered in eastern Utah is shaking up what we know about mammals and the ancient giant landmass Pangea. The small skull, found beneath the fossilized foot of a ...
A 130 million-year-old skull of an ancient animal that likely resembled a squirrel has shaken up the scientists' idea on when the supercontinent Pangaea likely split up, and suggests this break-up ...