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

Ancient rocks from Greenland, Canada and Hawaii preserve a rare chemical fingerprint that may come from the Earth before the ...

In most Ancient Greek philosophical circles, the theory of a spherical earth was accepted by around the 5th century BC, and ...

This chemical signature or fingerprint doesn't show up in studies of other large impacts on Earth, or in any geological ...

Salt is an essential nutrient for the human body. But hundreds of millions of years before the first humans, salt minerals ...

Harry flicks several switches as we rise across Australia’s far-reaching Kimberley region. At roughly 422,000 sq km, it is around three times the size of England and stretches across both Western ...

Fossilized human teeth spanning two million years of evolution had shockingly high contents of lead, which may have been the ...

Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals, formed ...

National Reptile Awareness Day 2025 highlights how reptiles shape ecosystems; they show how nature balances under stress.

Earth has a long, 4.5 billion history full of momentous twists and turns. Multiple prominent events played leading roles in ...

The deficit of this isotope is now thought to mean that some of the oldest rocks on Earth are actually remnants of our planet ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a ...