Tiny zircon crystals are revealing that Earth’s earliest history may have included surprisingly complex tectonic activity.

A study published in Nature on April 2 upended conventional views about Earth’s earliest geological evolution. The research revealed that Earth’s first crust, formed about 4.5 billion years ago, ...

Parts of ancient Earth may have formed continents and recycled crust through subduction far earlier than previously thought.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Earth's first crust looked ...

And USA Rare Earth (NASDAQ: USAR) is aiming to do both. Strategically, USA Rare Earth is positioning itself as the answer to that missing link in the U.S. supply chain. It wants to mine rare-earth ...

A group of seventeen metallic elements contained in rare earth minerals. Also called "rare earth metals," they are essential in tech, energy and transportation. Mined from the earth's crust, they are ...