An immense pocket of hot rock deep beneath the Appalachians may be a wandering relic of the breakup between Greenland and North America 80 million years ago. Researchers suggest this slow-moving ...
Buried beneath endless ice is a story long erased from history. Ancient structures, strange discoveries, and unanswered questions point to a past we were never meant to see.
High above Antarctica, a series of NASA research balloons picked up radio signals that should not exist, at least not ...