Elon Musk has turned a long-running joke about being an extraterrestrial into a central part of his public persona, even as he argues that humanity may be the only intelligent life in the universe.

During a wide-ranging keynote conversation at SXSW, Steven Spielberg shared something that immediately caught the audience’s ...

Add Yahoo as a preferred source to see more of our stories on Google. Aptly titled “In Space, No One…” (playing off the original film’s famous marketing ...