Earth’s story spans an almost incomprehensible 4.54 billion years — a timeline so vast that if you condensed it into a single year, humans would appear only in the final seconds before midnight on ...

An AI simulation of an impact shows basalt-rich (purple) and basalt-poor (green) regions. (Curtin University) The planet Earth we live on today bears very few traces of its infancy. The 500 million ...

NASA-supported scientists have provided new information about how the early Earth may have acquired some elements necessary for the planet to become habitable. They also suggest a new role for Jupiter ...

Early Earth may not have had the right ingredients for life — until a nearby Mars-size planet crashed into it, two new studies hint.

The Earth’s crust is constantly changing. It’s currently made of many huge rock slabs called tectonic plates—seven major ones along with many more smaller plates—that fit together like puzzle pieces ...