The idea that life can spread from world to world dates as far back as ancient Greece and the philosopher Anaxagoras.

For years, scientific divers at a research station in the Mediterranean Sea had a problem: at some point in every field ...

A single bout of physical activity could fill the bloodstream with cancer-busting allies. In an experiment involving 32 breast cancer survivors, a 45-minute session of either resistance training or ...

We have a story now about - hard for you to follow what's happening - calls - sorry, the video call seems a little glitchy here, but I think it's better now. NPR's Nell Greenfieldboyce reports on ...

Of the more than 6,000 known exoplanets in the Milky Way, so-called Sub-Neptunes are the most common. They are smaller than Neptune and more massive than Earth and believed to have rocky interiors ...