Two enormous structures that sit at the border between the Earth's mantle and its core have puzzled scientists for decades.

Deep beneath Earth’s surface, two enigmatic giant blobs have puzzled scientists for decades. Now, new research offers fresh ...

The origin of life on Earth has been mulled over by scientists for centuries. We now know that life’s building blocks are RNA, amino acids, and cells. But if life originated from the primordial ooze ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

A team of researchers has uncovered a remarkably intact impact structure that is now known as the Jinlin crater.

A new study reveals that the asteroid 2024 PT5, which has been orbiting Earth for 2 months, may have a "lunar origin." However, it is about to break free from our planet, making it tricky to tell for ...

(CNN) — Researchers say they have uncovered evidence that early Earth was home to more hydrogen than previously thought, calling into question widely held beliefs about the origins of water and the ...

In a new book, astrophysicist Mario Livio describes how the existence of life on Earth can be traced back to an RNA-based “protocell.” The following is an excerpt from Is Earth Exceptional?: The Quest ...

Earth is bidding farewell to a tiny asteroid that joined its orbit for nearly two months. The asteroid, known as 2024 PT5, is set to be drawn away from Earth by the powerful pull of the sun on Monday.

Guest: Professor Dagomar Degroot, environmental historian at Georgetown University and author of Ripples on the Cosmic Ocean: ...

Our species likes it cold. Homo sapiens evolved in — and still inhabits — one of Earth’s rare and fragile ice ages, periods distinguished not by an abundance of saber-toothed cats and woolly mammoths ...