Geologists have made certain assumptions about how the crust making up our planet's earliest surface formed, but a new study ...

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

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 ...

Modern continental rocks carry chemical signatures from the very start of our planet's history, challenging current theories about plate tectonics. Researchers have made a new discovery that ...

The willingness of the 4f orbitals of lanthanide metals to participate in chemical reactions is as rare as their presence in ...

Earth is the only known planet which has plate tectonics today. The constant movement of these giant slabs of rock over the planet's magma creates continents - and may have even helped create life.

Eugene Gholz analyzes the economic and security consequences of China's central position in the global rare-earths market. He discusses the evolution of the rare-earths market, which is critical ...