The Hubble Space Telescope saw Comet 41P stop spinning completely, and then restart, but in the opposite direction.

The new study described this "almost unprecedented rate of increase" in the length of an average day as a quantifiable ...

Add Yahoo as a preferred source to see more of our stories on Google. According to scientists, July 9, July 22, and August 5 of this year will be some of the shortest days in recent memory as a result ...

A team of researchers at Nagoya University has used Japan’s most powerful supercomputer to show that Sun-like stars likely ...

But new research suggests a new player is making an impact: us. By studying foraminifera, tiny single-celled marine organisms ...