Now, researchers suggest these mysteries could point to the existence of an undiscovered Earth-like planet. Decoding the ...

Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment ...

Hot spots and tunnels to neighboring "superbubbles" seem to have been created by supernovas and infant star outbursts.

A trio of physicists, two with Coventry University, in the U.K., and the third with Laboratoire National des Champs ...