New research suggests Earth’s water came from sources other than meteorites, challenging long-standing theories on planetary ...

The Ediacara Biota are some of the strangest fossils ever found—soft-bodied organisms preserved in remarkable detail where ...

Ancient Moon dust, meteorite traces and Apollo samples are helping NASA scientists rethink where Earth’s water truly came ...

Researchers find that shifts in Earth’s orbit can trigger abrupt climate changes, even in warm periods without ice sheets.

Long before Earth was stable, a Mars-sized planet may have slammed into our world in a collision so violent it reshaped the ...

"We've often seen the 'baby pictures' of planets forming, but until now, the 'teenage years' have been a missing link." ...

Have you ever wondered how we got here on Earth, and how it all began? From the Archean Eon to the Holocene Epoch, some ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a ...

If someone tried to put a price tag on Earth, what would that number even be based on? Land, oceans, ecosystems, raw ...

The history of the planet and the civilizations that have lived on it are among life’s greatest mysteries.People have roamed ...

Nitrogen, upon which all life on Earth depends, may hold the key for explaining how early life on the planet evolved and how it could evolve on other planets.

NASA research using Apollo lunar regolith data refines the Moon’s impact record and places limits on meteorite contributions to Earth’s water over geologic time.