The Earth’s crust discovery at the Atlantis Massif provided groundbreaking data on the mantle. Researchers obtained a solid core sample of peridotite, a rock made up of olivine and pyroxene.

Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs about how our continents formed and when plate tectonics began.

Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...

A Part of Earth’s Original Crust Still Exists NEMES LASZLO/SCIENCE PHOTO LIBRARY - Getty Images "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." ...

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

Our planet was born around 4.5 billion years ago. To understand this mind-bendingly long history, we need to study rocks and the minerals they are made of.

A Fragment of Earth’s Original Crust Still Exists—and It’s Buried in Canada. Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried.

So, it's more about understanding that process, and especially what it means for how Earth's crust first formed." Scientists believe Mars formed about 4.5 billion years ago.

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 ...

Early Earth's first crust composition discovery rewrites geological timeline. ScienceDaily. Retrieved July 12, 2025 from www.sciencedaily.com / releases / 2025 / 04 / 250402122139.htm.