Harvard astrophysicist Avi Loeb is one of the biggest proponents of the theory that the comet was sent by an alien ...

Deposed Venezuelan leader Nicolás Maduro is set to appear in a New York federal courtroom today for the first time since his capture by the US. Follow for live updates.

Pixar needs space. Or maybe space needs Pixar. The animation studio has visited the cosmos before, in the Academy ...