It may sound like the outlandish plot of a poorly conceived science-fiction flick. But some scientists now claim that humanity, the Earth, and everything else in the universe are really part of a ...

Earth’s inner core has both changed its relative rotation rate and deformed in the past few decades, according to an analysis of seismic waves recorded when the inner core occupied the same ...

To understand the mantle—the largest layer of Earth’s rocky body—scientists drill deep cores out of the Earth. Scientists drilled the deepest core yet and recovered serpentinized peridotite ...