For all intents and purposes, Pluto and Earth don’t have a lot in common. One is a planet, one is not (or at least …

Our cold, lifeless Moon just turned the corner into pretty hot and tempting. It turns out Earth’s satellite …

Want to turn your smartphone into a cosmic ray detector? Well there’s an app for that. Cosmic Rays Found in …

We all know the dangers of getting too much sun: things like sunburn and heat stroke can really ruin a summer day. …

Buried under miles of ice, astronomers have detected a liquid water sea on one of Saturn’s moons, Enceladus. The sea …

Sometimes it’s kind of fun to look at a friend’s older relatives, to guess how he’ll age. In a new study, astronomers…