Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...

A pair of diamonds that formed hundreds of kilometers deep in Earth’s malleable mantle both contain specks of materials that ...

Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents formed during the Archean time, more than 2.5 billion years ago. Their findings ...

The formation of Earth’s continents billions of years ago set the stage for life to thrive. But scientists disagree over how those land masses formed and if it was through geological processes we ...

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

A bright fireball streaked across the sky above mountains, glaciers and spruce forest near the town of Revelstoke in British Columbia, Canada, on the evening of March 31, 1965. Fragments of this ...

Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how ...

If you were to imagine all of Earth's history as just one day, as in Carl Sagan's cosmic calendar, humans wouldn't arrive until the last few seconds before midnight. A few hundred thousand years of ...

When the Artemis program returns humans to the lunar surface, astronauts may want to make sure they’re up to date on their ...

The following essay is reprinted with permission from The Conversation, an online publication covering the latest research. We have discovered the oldest meteorite impact crater on Earth, in the very ...

How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon. When you purchase through links on our site, we may earn an affiliate ...