Paleontologists Discover Two Unusual New Species of Ancient, Burrowing Mammal Ancestors

Artists in the stone age were high at work, new study suggests. New research by archaeologists gives reason to believe that ancient cave painters used to be stoned too, and they’d perhaps even use work as an excuse to get high.

NASA detects rare 'double quasar' in ancient corner of the universe

Ancient fish share a key feature of human vision