Despite its current dry and cold state, evidence suggests ancient Mars had significant amounts of liquid water in the form of lakes, rivers, rain, and snow.

"With only lunar soil and a basic ingredient from the sun — which is always spitting out hydrogen — there's a possibility of ...

New research suggests a massive asteroid impact may have caused Earth’s first great flood, releasing unimaginable amounts of water and reshaping the planet’s surface. The theory blends cosmic events ...

"You could pull up Google Earth images of places like Utah, zoom out, and you’d see the similarities to Mars." ...

Water from both volcanic rocks and deep mantle melted Earth's crust 1.6 billion years ago. This long-lasting melting formed ...

Scientists discover hydrogen in a rare meteorite, suggesting Earth had the ingredients to make water from the start.

While the Statue of Liberty may not be submerged, low-lying places like Ellis Island could be underwater. By 2100, sea-level ...

The MOST-- also known as the Museum of Science and Technology-- hosted its inaugural Earth Day festival today, in celebration ...

From the mines of Papua New Guinea to the water tanks of India, here are where researchers are finding new species.

Scientists detect alien gases hinting at life on a distant planet. Discover the implications of this potential breakthrough.

Imagery of fractured terrain on Venus, Mars, and Jupiter’s moon Europa pinpoints environments influenced by water.

Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...