Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics.

The study also provides a new approach to solving one of the biggest enduring scientific mysteries: when did plate tectonics ...

Researchers have discovered that the underside of the North American continent is dripping away in blobs of rock—and that the ...

Vance said so in as many words: “… we assumed that other nations would always trail us in the value chain, but it turns out ...