Arnold Schwarzenegger Explains How His Dad Made Him 'Addicted' to Working Out (Exclusive)

Defense Dept confirms North Korea responded to outreach about Travis King

NASA's Surprise Discovery on Bennu Just Changed What We Know About AsteroidsAstronomers Have Detected 83 Black Holes in The Early Universe, Challenging Cosmology

Ryan's World: How a kid in Hawaii became a YouTube millionaireA Meteor as Powerful as 10 Nuclear Bombs Exploded in The Sky, And We All Missed ItTurns Out Mercury Might Actually Be Earth's Closest Neighbouring Planet

There's Something About Space That's Triggering Herpes in AstronautsA Star Has Been Kicked Out of The Milky Way. It Knows What It Did

Stunning 3D Images Reveal a Blue 'Hairy Structure' on The Surface of Mars

Gravity Influences How We Make Decisions, Says New StudyNew Analysis of This Moon Rock Says Our Satellite Doesn't Actually Have Water Inside

We Have First-Ever Evidence That Mars Gets Intense Snowstorms in The Dead of NightBehold The International Space Station Passing in Front of The Sun During The Eclipse

The Ultimate Eclipse Photo Is in: NASA Caught The ISS Flying in Front of The SunHere Are The 4 Best Live Video Feeds Streaming The 2017 Total Solar Eclipse