Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind ...

Earth may be on the verge of crossing several climate change tipping points that could have irreversible and devastating ...

Even long-lived subduction zones eventually die, and scientists think they are witnessing the death of one in the northern ...

Traditionally, scientists believed that the charge polarity of the magnetosphere at the equator and the poles was the same, ...

Our Moon is slowly drifting away from Earth, not just due to tidal friction as previously thought. New research suggests ancient planetary impacts and ...

Forget a round Earth—what if our planet was a perfect cube? In this SpaceBalls episode, we explore one of the most mind-bending "what if" scenarios in science. The results are crazier than you think!

And because it extends into space, the geomagnetic field also protects orbiting spacecraft, including most satellites and the ...

Back on planet Earth, and deep inside a pitch-black, sulfuric cave on the Albanian-Greek border, we reported on a study that ...

So, "settled science" does not mean we know something with absolute certainty, but that the weight of evidence is heavily in ...

When the International Space Station plunges to its fiery doom in 2030 its loss to science will be incalculable, even if it ...