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

Far from boring, this period saw the reorganization of deep Earth in manners that prepared the way for life to grow complex.

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

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

In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, ...

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

When Earth’s ancient supercontinent Nuna broke apart, it reshaped oceans, cooled the climate, and set the stage for complex ...

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

Ben Woodcroft receives funding from the ARC. Adrián A. Davín does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The story of two of ...

Earth has just acquired a new best friend in space – a small asteroid named 2025 PN7. Not quite a moon, it has been moving in ...

New research shows Earth’s “Boring Billion” was a time of dramatic transformation. The breakup of the supercontinent Nuna 1.5 ...