Water

A photograph of a water droplet.

NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had open water for longer in its history than previously thought.

Maps created by combining different models of glaciers and ice sheets reveal the way water is flowing deep beneath Antarctica's ice.

Despite the health claims surrounding alkaline water, scientific evidence suggests its purported benefits may be overhyped.

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that may have sparked extraterrestrial life in the very first galaxies.

The state is seeing a sharp water divide this year, with lots of rain in the north while the south has stayed dry. A hydrologist explains what’s happening.

Fluoride is added to tap water in many countries around the world. But why?

Only certain cleaners kill norovirus, a leading cause of vomiting, diarrhea and foodborne illness. Why is that?

A reanalysis of the data from the "rubber-ducky" comet 67P, collected nearly a decade ago, suggests comets may have deposited a lot more water on Earth than scientists previously thought.

NASA satellites discovered that Earth's surface has lost enough water to empty Lake Erie two and a half times since 2015. And the problem could be here to stay.