These results suggest the existence of a process recycling marine carbon into Earth's mantle, which could contribute to ...

"Its occurrence is like finding a tropical seed in Arctic ice – indicating either an unexpected local environment or ...

Researchers say they might have discovered the oldest rocks on Earth. The rocks in question are a belt of swirly, stripe-covered rocks found in the northeastern reaches of Canada. These rocks appear ...

The gold standard for determining the age of ancient rocks is measuring the radioactive decay of isotopes of uranium into lead in minerals known as zircons. But not all rocks contain zircons, so ...

In 2008 scientists reported that rocks in Canada were the world’s oldest. New data appear to confirm this contested claim ...

Researchers mapped a pulsing mantle plume under Afar that channels molten rock upward, stretching Africa’s crust until it cracks and an ocean basin begins.

The Worcester area has evidence of the Mesoproterozoic Era, going back to the earliest known days of the present-day Earth's ...

If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.

In the study published in Nature Astronomy, the scientists explained that the clay deposits rich in minerals formed when Mars ...

Samples from slag cliffs in England reveal industrial waste products can turn into rock in less than four decades, ...

Mysterious purple coating found on Mars rocks. The color pops up almost everywhere the Perseverance rover has looked—and could hold clues to the planet’s potential for ancient life.

Astronomers have found a cluster of giant asteroids co-orbiting the Sun with Venus—space rocks that might become a long-term hazard for Earth. These are not ordinary asteroids.