Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...

For years, scientists believed the “giant impact” that formed the Moon melted and reshaped the entire young Earth, erasing its original composition. The new MIT findings challenge that view.

Rocks from Canada, Greenland, and Hawai'i have less of the already rare isotope potassium-40 than those from the rest of the ...

MIT scientists have discovered ancient rock samples from Greenland, Canada, and Hawaii exhibiting a rare potassium-40 deficit ...

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

Scientists have discovered prehistoric insects preserved in amber for the first time in South America, providing a fresh ...

New research from Japan's iron-rich hot springs shows how early microbes may have harnessed iron and oxygen during the Great ...

Between 800,000 and 430,000 years ago, Earth went through a series of fairly gentle warm-ups that scientists are now calling ...

This little midgey could stick to rocks under water, something scientists thought only sea creatures could do before now.

Researchers found tiny amber pieces in Antarctica’s seafloor. The discovery proves the continent once had forests.