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

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

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...

When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical ...

The discovery, published in Nature Geoscience, provides unprecedented insight into the chemical building blocks that formed our planet and challenges long-held assumptions about the complete ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

For years, scientists believed the “giant impact” that formed the Moon melted and reshaped the entire young Earth, erasing ...

Deep rock samples from Greenland, Canada, Hawaii reveal remnants of planet’s 4.5-billion-year-old precursor, offering new ...

Learn about the chemical signature that may be the first evidence to come from proto Earth, the unruly first phrase of our ...

Scientists uncover remnants of proto-Earth buried beneath continents, providing rare isotopic evidence that rewrites how our ...

The Great Oxygenation Event marked a massive transition in life on Earth, when oxygen became plentiful and organisms suddenly had to adapt. Current conditions in Japanese hot springs give clues as to ...

What types of animals first existed on Earth long ago? This is what a recent study published in the Proceedings of the National Academy of Sciences hopes to address as a team of scientists ...