Did you hear the one about the two astrophysicists on the bus? It was January 2010, during a workshop in Abu Dhabi, when they took off for a tour of Dubai—a city so bright it could be seen from outer ...

In the search for extraterrestrial intelligence, astronomers have hunted for radio signals and ultra-short laser pulses. In a new paper, Avi Loeb (Harvard-Smithsonian Center for Astrophysics) and ...

It is being studied by its unmanned probe Dawn and despite closer images being captured all the time as the craft gets nearer, NASA scientists remain baffled. We use your sign-up to provide content in ...

A UFO expert claims to have spotted alien city clusters on the Moon Photos of the Moon were taken by NASA robotic lunar probes The alleged clusters may have been caused by photo processing issues A ...