The deficit of this isotope is now thought to mean that some of the oldest rocks on Earth are actually remnants of our planet’s prototype.

Ancient rocks reveal a potassium-40 deficit, the first physical evidence of the proto-Earth and insights into early planetary ...

Tom has a Master's degree in Journalism. His editorial work covers anything from archaeology and the environment to technology and culture. Tom has a Master's degree in Journalism. His editorial work ...

Scientists recently identified the oldest material on Earth: stardust that's 7 billion years old, tucked away in a massive, ...

A chemical "anomaly" revealed through an analysis of meteorites may have led to finding the first existing evidence of "proto ...

Scientists discovered 6-million-year-old ice in Antarctica, offering the oldest direct record of Earth’s ancient atmosphere ...

Drilling through ancient glaciers in the Allan Hills region of southeastern Antarctica, researchers from the Center for ...