Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration shows a ...

It's accepted: the Moon does not possess magnetic activity. However, some rocks brought back by the Apollo missions reveal that it must have had a strong magnetic field in the past. This astonishing ...

"Most of the external layers of a massive star are removed during the supernova, but some material falls back, making the neutron star spin faster." When you purchase through links on our site, we may ...