Studies of ancient terrestrial rocks suggest liquid water existed on Earth as early as 100 million years after the sun's formation–practically "immediately" on an astrophysical timescale.

Life may not have begun with a dramatic lightning strike into the ocean but from many smaller "microlightning" exchanges ...

Hungarian researchers have discovered unique bacterial communities in thermal waters that may help unravel the development of ...

"The molybdenum isotopic composition of Earth rocks provides us with ... permit a small amount of water to be added after final core formation, during what is called late accretion." ...

Fracking is a method of oil and gas production that involves blasting huge amounts of water — mixed with sand and toxic chemicals — under high pressure deep into the earth. Fracking breaks up rock ...

Iceland is home to magnificent geological formations, but one of its most unusual natural sights is the Elephant Rock ...

Probably the most famous rock formation in West Virginia ... to see stalactites and stalagmites formed by the mineral rock water that flows through the cave and learn about the cave’s history ...