A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup of an ...

New research reveals that Earth’s so-called “Boring Billion” was a time of dramatic change beneath the surface.

A German X-ray telescope satellite is falling out of orbit, and this time, a lot of the craft could reach the Earth's surface intact. The Roentgen satellite could reenter Earth's atmosphere on Sunday, ...

For just under an hour, the disk of the full moon almost disappeared. Dec. 10, 2011— -- Those in the right place at the right time this morning enjoyed a special viewing -- the last lunar eclipse ...

"At any given time, there should be at least one natural Earth satellite of 1-meter diameter orbiting the Earth," say Granvik and co. These objects should hang around for about 10 months and make ...