As a volcanic eruption darkened the sun roughly 4,900 years ago, a Stone Age culture sacrificed hundreds of decorated stone plaques to try to coax it back. A trove of engraved stones unearthed ...

Charred by the flames of a funeral pyre, the Derveni Papyrus has proved to be a fascinating—and confounding—artifact Teresa Nowakowski Daily Correspondent The Derveni Papyrus, named for the ...

But using ice cores and other ancient data points allows scientists to peer much deeper into the past, and establish that the climate today is likely warmer than it has been in 120,000 years.