Mars appears as a red-orange globe with darker blotches and white icecaps visible on both of its poles. Mars appears as a red-orange globe with darker blotches and white icecaps visible on both of its ...

Charged surfaces in contact with liquids—such as biological cell walls or battery electrodes—attract oppositely charged ions from the liquid. This creates two distinct charged regions: the surface ...

“Follow the water” has long been the mantra of scientists searching for life beyond Earth. After all, the only known cradle of life in the cosmos is the watery planet we call home. But now there’s ...