Since their formation billions of years ago, the oldest parts of Earth's continental rocks have generated natural hydrogen in ...

Since their formation billions of years ago, the oldest parts of the Earth's continental rocks have generated natural ...

Unravelling Earth’s 4.5-billion-year history with rocks is tricky business. Case in point: the discovery of an ancient meteorite impact crater was recently reported in the remote Pilbara region of ...

In a controversial 2008 study, O’Neil and his research team claimed that they had discovered a part of the original crust in northeast Canada’s remote Nuvvuagittuq Greenstone Belt.

Earth’s crust won’t be able to withstand all that weight and pressure in such a small area. The neutron ball will sink. “It’s going to be pretty much free-falling,” Duez said.

Oxygen, in its combined oxide state, has always been abundant in Earth's crust, but elemental diatomic oxygen became part of our atmosphere around 2.4 to 2.5 billion years ago as a gift from ...

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.