Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...

Earth is home, but it’s also full of surprises. Some of these facts might make you stop and say, “Wait, is that true?” Let’s ...

An international team of researchers has just revealed the existence of three Earth-sized planets in the binary stellar ...

New research shows that dry ice blocks, not water or life, may be responsible for the mysterious gullies carved into Mars’ ...

Blocks of carbon dioxide ice appear to carve mysterious gullies on Mars as they melt down dune slopes and blast away sand.

The tests also revealed that the ditches only develop on dunes with very fine, evenly sized sand grains. Coarser or more ...