Scientists discovered Earth's first crust had continental chemical signatures. This challenges beliefs about when these ...

New research suggests that Earth's first crust, formed over 4.5 billion years ago, already carried the chemical traits we ...

A study published in Nature reveals that Earth's first crust, formed about 4.5 billion years ago, probably had chemical features remarkably like today's continental ... about 3.8 billion years ...

Researchers discover Earth's first crust, formed 4.5 billion years ago, had chemical features similar to modern continental crust ... continued until about 3.8 billion years ago.

Earth’s earliest crust, formed over 4.5 billion years ago, has long been thought to have lacked the complex chemical features ...

US Geological Survey geologists estimated large potential for—and large uncertainty about—the amount of hydrogen ...

The crater formed more than 3.5 billion years ago, making it the oldest known by ... the mantle below produced thick “blobs” of volcanic material that evolved into continental crust. Our evidence then ...

It’s long been thought that tectonic plates needed to dive beneath each other to create the chemical fingerprint we see in ...