In an impressive illustration of the enormity of space, NASA recently discovered a space rock roughly the size of Manhattan, just a few months before it was set to fly near Mars. Up to that point, the ...

Harvard astrophysicist Avi Loeb has said that he explored the newly-released Pentagon UFO files, arguing that while most ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Morrow (Babou Ceesay) is ...