Mars has never looked more like a planet built for hiding secrets. A cluster of eight vast, water-carved caves appears almost engineered to shield fragile chemistry, or even biology, from the brutal ...

Astronomers have confirmed the discovery of only the third known interstellar object everobserved passing through our Solar ...

Space has captured human imagination for centuries. Yet along with our fascination, countless misconceptions have spread like ...

New images from NASA 's Hubble Space Telescope have revealed an enormous, oddly shaped disk of gas and dust around a single ...

The year’s most notable findings also include insights into dog and sheep domestication and a new species of manta ray in the ...

I’m still processing it. I learned a lot about myself, my friends, and my family. I had my faith in humanity broken and restored more times than I can count. In the face of daily atrocities, seeing ...