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The discovery of an ancient meteorite impact crater was recently reported in Western Australia. But not everyone is convinced ...
New research from HKU geologists suggests that Earth's first continents were born not from plate tectonics, but from deep ...
Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the ...
In the many millennia since, it seems continental crust has retained that original chemical signature, less affected by the heavy bombardment of meteorites that changed the composition of Earth's ...
Early Earth's first crust composition discovery rewrites geological timeline. ScienceDaily. Retrieved June 11, 2025 from www.sciencedaily.com / releases / 2025 / 04 / 250402122139.htm.
First, there was the discovery of a terrifying black hole pointing right at us, then there was a huge hole found in the sun and a missing continent found after going missing for 375 years. Now ...
Geologists have long debated whether a stony formation in Canada contains the world’s oldest rocks – new measurements make a ...
EARTH is just shy of 4.6 billion years old and roughly a couple hundred million years later the planetary blob began to cool enough for it to form its first crust.
Earth's crust may "drip" into its middle layer under growing mountain ranges. This odd process, called lithospheric dripping, has been proposed to occur under the Andes, in Central Asia, in the U ...
Sunrise over Ahu Tongariki Moai in Easter Island, Chile. The discovery of crystal "time capsules" on the island has challenged the idea that the Earth’s crust and mantle might move together like ...
A new study finds the original crust on Mars is more complex, ... and especially what it means for how Earth's crust first formed." ... Payré says she was mildly surprised at the discovery.
A study published in Nature on 2 April reveals that Earth's first crust, formed about 4.5 billion years ago, probably had chemical features remarkably like today’s continental crust.