Geoscientists have uncovered a missing link in the enigmatic story of how the continents developed- - a revised origin story that doesn't require the start of plate tectonics or any external factor to ...

Geologists are examining rocks visible in a recent videotape of Osama bin Laden, in hopes of shedding light on his whereabouts. In theory, by identifying the rock types, they might provide new clues ...

By Will Dunham WASHINGTON (Reuters) -Scientists have detected some of the oldest signs of life on Earth using a new method that recognizes chemical fingerprints of living organisms in ancient rocks, ...