Every known living thing on Earth needs water. The life-giving liquid makes up around 60 percent of each human’s body weight, regulating temperature, transporting nutrients to cells and protecting ...

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

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new Johns Hopkins University study finds. The work demonstrates that a certain ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Illustration of the Earth-like exoplanet Proxima Centauri b orbiting the star Proxima ...

After shooting the microbes, the team determined whether they survived and examined the survivors’ genetic material for clues to how they handled the pressure. The bacteria proved very hard to kill.