Scientists from the University of Copenhagen—drawing on research of 60,000 years of volcanic activity derived from ice cores from Greenland and Antarctica—have re-contextualized an ancient ...

As a volcanic eruption darkened the sun roughly 4,900 years ago, a Stone Age culture sacrificed ... turned to ice cores from Greenland and Antarctica, which show traces of a volcanic eruption ...

“Antarctic ice cores are like Rosetta Stones,” said Jim White, Craver Family Dean of the College of Arts and Sciences at the University of North Carolina at Chapel Hill, in an email.