Praxis co-founder Dryden Brown wants to build a city in Greenland that emulates what a community on Mars could be like.

NASA's Mars helicopter Ingenuity last flew on Mars. Watch the time-lapse, color images and stats from the flight. Credit: ...

Dirk Schulze-Makuch is a scientist who thinks NASA's Viking landers could have inadvertently destroyed the life they were ...

"In fact, we would probably be on Mars." Why a permanent crewed lunar base is worth it ... "The innovation that's been going ...

Questions abound after the election of Donald Trump last week, and although nearly all of them exceed my political expertise ...

Planets, moons, and the quest for life beyond earth As we explore the vast expanse of space, we embark on a journey that ...