When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from ...

Researchers have turned abundant natural materials like cellulose into powerful hydrogels that capture water from air, ...

NASA's Rover found ripples in Martian rock that resemble the wave patterns on a sandy lake bed on Earth. The ripples could only have come from liquid water.

Revolutionary technique allows astronomers to capture incredibly high-resolution images of distant galaxies and supermassive black holes.

Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...

If the near-Earth asteroid Bennu ... and launch large amounts of water vapor into the air. These events could cause a global ozone depletion in the upper atmosphere that could last for years.

Swiss aviation pioneer Bertrand Piccard is developing a plane powered by liquid hydrogen after a much-hyped flight in 2015 ...

Earth absorbs energy from sunlight ... CO2 makes up only about 0.04% of the atmosphere, and water vapor can vary from 0-4%. But while water vapor is the dominant greenhouse gas in our atmosphere ...

Washington in New Hampshire — one of the windiest places on Earth. The exoplanet’s winds ... host star travels through the planet's upper atmosphere. Then they probed its composition, finding both ...