The search for life beyond Earth has marked a new discovery — evidence of an atmosphere on an Earth-like planet beyond our ...

The search for alien life has been boosted after an atmosphere was detected surrounding an Earth-like planet for the first ...

Planets orbiting stars beyond the solar system come in all shapes and sizes but mostly fit into a few categories: large and hot gas giants, super-Earths that are slightly larger than our planet, ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...