On Wednesday, Sotheby’s will auction off a chunk of rock believed to have originated on Mars for an anticipated 2 to 4 ...

Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...

The origins of plate tectonics on Earth are hotly debated, but evidence from Australia now shows that parts of the crust ...

Similar deep-sea volcanoes found on Earth support microbial life that lives inside solid rock without sunlight and oxygen. Some of these microbes, called thermophiles, live at temperatures hot enough ...

Geologists confirm that industrial waste turns into rock in just 35 years, challenging traditional ideas about geological ...