The early universe was already warm before reionization, revealing that the first stars did not flicker on in an icy cosmos.

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than ...

About 4.6 billion years ago, the Solar System formed from a cloud of dust and gas collapsing in on itself due to gravity. The Sun, planets, and eventually Earth formed out of the cloud. But when did ...

A new peer-reviewed study finds that early planet formations were assembled from fragments of earlier bodies within the Solar System.

Before becoming the only planet in our solar system teeming with life, Earth was a desolate, stony globe — dry as dust and chemically imperfect. A new study from the Institute of Geological Sciences ...

As just one of all the living creatures on Earth, you're along for the ride as our planet constantly moves in two major ways.

Fungi arose long before plants, shaping Earth with early soils and nutrient cycles. Their hidden legacy shows they may have prepared the world for life to flourish on land.

Ancient ocean grains show Earth’s carbon levels were far lower than expected during key evolutionary eras. The results challenge old theories of life’s rise and hint at patterns that could shape our ...