NASA has responded to President Donald Trump's latest talk of unidentified flying objects (UFOs) and unidentified aerial ...

A spokesperson issued a statement Friday after Trump said his team would start “identifying and releasing” government files.

Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials ...

Scientists, writers and conspiracy theorists alike have all offered ideas, but a new explanation from NASA might just be the most down-to-earth one yet. Dr Robin Corbet, an astrophysicist at NASA’s ...