Scientists may have been dramatically undercounting the number of vertebrate species on Earth. A large analysis of more than ...

A viral podcast moment last month reignited speculation about extraterrestrials and prompted President Donald Trump’s ...

Project Hail Mary—based on the bestselling sci-fi novel by The Martian author Andy Weir—centers around a time-sensitive mission to save Earth's sun from burning out. Ryan Gosling stars as Ryland ...