Researchers used zircons and AI to reconstruct Earth's ancient crust, revealing possible tectonic processes from the planet's ...

Earth is about 4.5 billion years old, and as the eons passed, the crust of the young planet experienced turbulence. Asteroid collisions shattered some parts, which melted and recrystallized, while ...

Ever been late because you misread a clock? Sometimes, the "clocks" geologists use to date events can also be misread.

For years, scientists have puzzled over why Earth and Mars are missing certain key elements. Now, a fresh study suggests these ingredients weren’t missing from the start. Meteorite discovery ...

Most agree the rock is at least 3.75 billion years old — but that wouldn’t make it Earth’s oldest. A close up picture of the 4.16 billion-year-old rocks from the Nuvvuagittuq greenstone belt ...

Related: Earth's Crust Is Dripping Under Midwest US, Scientists Discover. ... Archaeologists Made a Real-Life ‘Indiana Jones’ Discovery at a True Wonder of the World. Popular Mechanics.

Every breath we take in contains 21% oxygen, the gas that makes life on Earth possible. Oxygen, in its combined oxide state, has always been abundant in Earth's crust, but elemental diatomic ...

UNDATED (WKRC/CNN Newsource) - A groundbreaking study by the University of Göttingen in Germany, published in the journal Nature, suggests that Earth's core is leaking gold and other precious ...

Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except for one small chunk.