An autonomous research sub sent beneath the Antarctic ice returned images of vast, sculpted structures that no one can yet explain, then dropped off the map before it could surface. The disappearance ...

CT scans also indicate Archaeopteryx had nerve endings in the end of its beak—part of what’s known as a bill-tip organ. Again ...

When most people picture Egyptian pyramids, they imagine gold treasures and mummy-filled chambers straight out of an adventure movie. The reality turns out to be far more bizarre. Archaeologists have ...