Sydney Sweeney and Glen Powell Strip Down to Swimsuits for Rom-Com Scenes

Ancient Mars Had Planet-Wide Rainstorms So Intense They Breached Its Lakes

What Does The Solar System Sound Like?Mars's Gullies Probably Aren't Being Formed by Flowing Water

If We Ever Found Aliens, Would We Even Understand Them?How 'Immortal' Plasma Rockets Could Take Us to MarsAstronomers Just Found an Exoplanet That Orbits Three Stars

There's a Super Weird Reason This Star Flashes Every 2 MinutesSomething's Made Apollo Astronauts Up to 5 Times More Likely to Die From Heart Disease

A Huge Fireball Just Burned Up Over Las Vegas And It Probably Came From China

Researchers Might Have Just Seen a Superluminous Supernova Explode TwiceNASA Just Launched A Mission to Intercept An Asteroid The Size of A Football Stadium

Mars Breakthrough Peers Under The Red Planet's Surface in Scientific FirstRecord-Breaking Exoplanet With Insanely Extreme Orbit Is Totally Doomed

This Picture of Mars Taken By The Curiosity Rover Is So Beautiful We Could CryNASA's Powerful New Telescope Could Transform How We Search For Life on Exoplanets