The synchronization of data from two natural climate archives -- a speleothem from the Herbstlabyrinth Cave in Hesse (Germany) and ice cores from Greenland -- offers new insights into the chronology ...

During an April 2024 flyover of Greenland, NASA researchers made a startling discovery—a vast network of tunnels hidden beneath a hundred feet of ice. At first, they had no idea what they were seeing.

It's officially wave season, which means some of the industry's best cruise deals for 2025 are now on sale. This is the best ...