Add Yahoo as a preferred source to see more of our stories on Google. A rare kind of meteorite known as enstatite chondrite resembles Earth's composition roughly 4.5 billion years ago. The key to ...

NASA research using Apollo lunar regolith data refines the Moon’s impact record and places limits on meteorite contributions to Earth’s water over geologic time.

The debate as to how Earth became a water-rich planet has been reignited following the publication of new research that points to a potential cosmic culprit: Jupiter-family comets. NASA scientists ...

Earth is often described as a water world, but how that water arrived has never been settled. For years, the focus has rested ...

Humanity has thrown the global water cycle off balance “for the first time in human history,” fueling a growing water disaster that will wreak havoc on economies, food production and lives, according ...

Scientists have unveiled groundbreaking research on the origins of lunar water, offering insights that could reshape our understanding of the Earth-Moon system and the broader solar system. The ...

A view of Earth from the Space Shuttle Discovery shows late afternoon sun on the Andes Mountains, with glare and heavy cloud illumination. One of the more counterintuitive explanations for how Earth ...

Earth’s deep interior still shapes the world above your feet. Water trapped far below the surface helps control how rocks move, melt, and recycle through the mantle. Some of that water carries a ...

A NASA study shows that meteorites delivered only a small amount of water to Earth over the past four billion years.

There could be a large body of water buried deep beneath the Earth's surface containing as much water as in every ocean combined, according to new scientific research. You know, just your average ...

Earth's continents are losing 4 Olympic swimming pools' worth of fresh water every second, with dire consequences for jobs, food security and water availability. When you purchase through links on our ...

A new study by UC Davis and Chinese researchers shows how extraterrestrial forces move Earth's climate into a glacial phase both over the last 34 million years and 300 million years. Recent rapid ...