Watch the Earth's tectonic plates grow, shrink, and jostle for position in this new model of the last billion years on the ...

Over the course of nearly five months in 2022, NASA's Perseverance rover collected rock samples from Mars that could rewrite the history of water on the red planet and even contain evidence for past ...

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

A new study shows cultural evolution helped humans expand across Earth far faster than genetic change alone could achieve.

A new analysis of zircon crystals from the Stac Fada Member in northwest Scotland has revealed a billion-year-old meteorite impact event that may have reshaped the trajectory of life on Earth. The ...

Geodynamics : the unanswered questions / A.L. Hales -- A global geochemical model for the evolution of the mantle / D.L. Anderson -- Temperature profiles in the earth / O.L. Anderson -- The structure, ...

Oxygen first accumulated in the Earth's atmosphere about 2.4 billion years ago, during the Great Oxidation Event. A long-standing puzzle has been that geologic clues suggest early bacteria were ...