Our planet has been asteroid-smashed, melted and eroded, enough that most of its original armor has been long buried. Except ...

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or melted by geologic processes over billions of years.

Scientists trace the source of Santorini quakes to deep magma flow, challenging fault-based theories with new volcanic ...

They reveal that the chemical composition of the deep mantle has remained almost intact since the Earth's formation 4.5 ...

Two different testing methods have revealed that rocks from the Nuvvuagittuq Greenstone Belt in northeastern Canada date back to 4.16 billion years ago, reinforcing their status as the oldest reliably ...

An obscure rock formation on the eastern shore of Canada's Hudson Bay may contain the oldest known rocks on Earth, a new ...