Earth formed about 4.6 billion years ago, during the geological eon known as the Hadean. The name "Hadean" comes from the Greek god of the underworld, reflecting the extreme heat that likely ...

In a windswept stretch of northern Quebec, where the Arctic wind kisses the shores of Hudson Bay, and the summer sun barely crests the horizon, scientists believe they’ve uncovered pieces of Earth ...

Researchers say they might have discovered the oldest rocks on Earth. The rocks in question are a belt of swirly, stripe-covered rocks found in the northeastern reaches of Canada. These rocks appear ...

The story of Earth is the story of change. The 4.5 billion years of this planet’s history saw it transformed from a hellish world of magma oceans and poisonous air to a temperate, habitable home ...

To author Anjana Khatwa, rocks are “storykeepers of time.” She blends science and spirituality to explore the origin story of our world. The following is an excerpt from The Whispers of Rock: The ...

NEW YORK — Scientists have identified what could be the oldest rocks on Earth from a rock formation in Canada. The Nuvvuagittuq Greenstone Belt has long been known for its ancient rocks — plains of ...

In Earth’s early days, more than 4 billion years ago, the surface was a dangerous and unpredictable place. Violent volcanoes, crashing meteorites, and constant tectonic activity repeatedly resurfaced ...

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare. Reading time 2 minutes Due to the movement of Earth’s tectonic plates, our ...

Scientists at the University of Southampton have uncovered evidence from ancient rocks that Earth's climate continued to fluctuate during its most extreme ice age—known as Snowball Earth. During the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Scientists have identified ...