The rapid decline of the British-Irish Ice Sheet thousands of years ago may hold lessons for how melting ice sheets in Greenland and Antarctica will influence sea-level rise in the future.
NASA’s UFO task force meets on May 31 and you can watch it online with this free livestream
On Wednesday (May 31), NASA will hold a meeting of the “independent study group” the agency created to study data related to unidentified anomalous phenomena,