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 ...

By studying Earth's toughest microbes and complex animal "speech", scientists are reshaping how we search for – and may someday talk to – alien life.

Thousands of feet below the surface, the Antarctic seafloor is a time machine to another realm. Here’s how one scientist brings back lessons from the deep. Marine biologist Cristian Lagger, pictured ...