Imagine stepping back in time to Earth 2 billion years ago,long before forests, dinosaurs, or even fish. Step into Earth’s ...

A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the world were wiped out, disrupting the carbon cycle and ensuring that Earth re ...

With Diviner now able to date craters larger than 6.2 miles across, Mazrouei set to work. Mapping a billion years’ worth of craters on the moon by hand over the next five years, she quips that ...

Humans have driven sharks and their cousins to the brink of extinction. The health of the entire ocean is at stake.

Y’all got wonder or not, whenever you look up at the star studded sky and the moon, what else might be up there? If you haven ...

The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks — plains of streaked gray stone on the eastern ...

In this video, we take you on a journey to the Pleistocene Epoch, a time when Earth looked vastly different from today.

Roughly 35 million years ago, a massive asteroid slammed into the Atlantic Ocean near what’s now the East Coast. The impact ...

A study suggests that LUCA, the Last Universal Common Ancestor, may have lived 4.2 billion years ago—earlier than we ever thought—and may have even had an immune system.

An international research team led by the Yunnan Astronomical Observatory of the Chinese Academy of Sciences announced the discovery of a “super-Earth,” offering fresh clues in the search for ...

The universe is thought to have formed some 14 billion years ago, and Anna Sajina, a professor of astronomy and astrophysics at Tufts, studies galaxy and black hole formation.

The findings suggest primitive eukaryotes were widespread between about 1.6 billion and 800 million years ago, comprising what the scientists have called a “lost world” of early complex life.