Earth's crust today has a surprisingly similar composition to the planet's first outer shell, or "protocrust," new research ...

Stable parts of the Earth's crust may not be as immovable as previously thought. While much of the crust is affected by plate tectonic activity, certain more stable portions have remained ...

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. This ...

Get Instant Summarized Text (Gist) Earth's first crust, formed around 4.5 billion years ago, likely had chemical features similar to today's continental crust, suggesting that the distinctive ...