Earth is covered in water—but scientists still debate how it got here in the first place. This video explores the mysterious origins of Earth’s oceans, from exploding stars and ancient meteorites to ...

An incredible new video taken by a NASA astronaut living aboard the International Space Station shows an epic explosion over Earth. But it’s not warfare or any other man-made horror that created the ...

Earth has faced multiple mass extinctions in its long history, with the asteroid that wiped out the dinosaurs being the most famous. But what if some of these catastrophic events were caused by ...

A new video from an astronaut's vantage point in space catures a bright green burst over Earth as a meteor exploded in the night sky. NASA astronaut Matthew Dominick, commander of the SpaceX Crew-8 ...

Scientists trying to work out whether a star exploded and the resulting debris crashed into Earth 10 million years ago may be one step closer to solving the mystery. They discovered an unusual amount ...

When massive stars die, they sometimes go supernova – exploding in incredible bursts of energy. Scientists haven’t spotted one in our own galaxy since 1604, and that explosion happened about 20,000 ...

Research by a Danish physicist suggests that the explosion of massive stars – supernovae – near the Solar System has strongly influenced the development of life. Prof. Henrik Svensmark of the ...

A nearby Earth-sized planet offers a rare chance to study how atmospheres survive or disappear on rocky worlds.