Astronomers using the W. M. Keck Observatory on Mauna Kea, Hawaiʻi, have spotted such a gruesome glimpse of stellar ...

New research reveals that Earth’s so-called “Boring Billion” was a time of dramatic change beneath the surface.

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

Without this mass extinction, humans and other mammals might never have dominated the planet. The asteroid impact reshaped ...

A Montana fossil reveals that Nanotyrannus, once thought to be a young T. rex, was actually a full-grown predator and it's ...

Scientists have traced the origins of complex life to the breakup of the supercontinent Nuna 1.5 billion years ago. This ...

How do terrestrial planets like Earth form and evolve to enable life to exist? This is what a recent study published in Nature hopes to address as a pair of scientists from the Southwest Research ...

Hidden deep in ancient rocks, scientists have found the surviving traces of Earth’s first form—unchanged for 4.5 billion years.

Learn how the fossils of ancient organisms help scientists navigate deep time — and uncover Earth’s hidden history.

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