Researchers say it’s particularly worrisome for agriculture, and hope their work will strengthen efforts to reduce water ...

Where did Earth’s water come from? Was it delivered by asteroids, formed deep within our planet, or did it exist long before ...

The losses in soil moisture already pose issues for farming, irrigation systems and critical water resources for humans. But ...

The building blocks of life on Earth may have been fueled by tiny sparks hopping between water droplets.

A four-member crew, including NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore, left the ISS early Tuesday on ...

For decades, scientists have had better maps of the Moon and Mars than of Earth’s own ocean floor. But thanks to NASA’s ...

We don’t know for sure, but the answer is inextricably linked to the moment when water first materialized in the cosmos — and ...