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

The oldest terrestrial materials ever dated by scientists are extremely rare zircon minerals that were discovered in western ...

Canadian scientists found the oldest known rocks on Earth - dating back 4.16 billion years - shedding light on our planet’s ...

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

Most of it is on federal land. Trump could open it up and make America less dependent on China.

Antarctic research reveals how rare earth elements move underground through freeze-thaw cycles in desert environments.

The continent wants to reduce the risks of depending so heavily on China for the valuable minerals. The question is how.

China is retaliating against U.S. tariffs by restricting exports of rare earth minerals. Minerals expert Gracelin Baskaran explains why these little-known-elements are so vital to defense and tech.

Rocks from a coastal town are assisting scientists to develop equipment which could enable astronauts to investigate the ...

A rare rock from Mars known as Meteorite NWA 16788 will be up for auction at Sotheby's on July 16. The meteorite may sell for ...

The U.S. automaker is struggling to procure rare earth materials essential to its cars, as exports from China slow.