Only 2.5% of the Earth's global water supply is fresh water and supplies are shrinking with the unrelenting advance of climate change. Researchers say ocean water vapor may provide relief. Of all the ...

Researchers using the Hubble Space Telescope have discovered water vapor in the atmosphere of planet K2-18b, located about ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...

A strange planet that's stymied astronomers for years has an "unusually shiny atmosphere" and could be home to large amounts of water vapor, scientists said in a study published Wednesday in the ...

The James Webb Space Telescope has identified an enormous stream of water vapor erupting from the surface of one of Saturn's moons, NASA announced this week. The plume measures at least 6,000 miles ...