Two canyons on the far side of the moon, each as large as Earth's Grand Canyon, formed within less than 10 minutes, most ...

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 ...

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from outer space—specifically via a collision with a Mars-sized planet billions of ...

We may have been wrong about how the Moon's largest crater, the South Pole-Aitken basin, formed roughly 4.3 billion years ago ...

The sun has thrown a chunk of its plasma in the Earth's direction, which could spark minor geomagnetic storms and auroras in our atmosphere. This coronal mass ejection (CME) is due to collide with our ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers say ...

Potentially the largest known source of niobium discovered in central Australia formed 830 million years ago, and we can ...

Computational modeling shows that plate tectonics weren't necessary for early continents. The formation of Earth's continents billions of years ago set the stage for life to thrive. But scientists ...

For billions of years, Earth's continents have remained remarkably stable, forming the foundation for mountains, ecosystems ...

The lack of oxygen on the Moon led Li and other scientists to speculate that it came from a phenomenon known as Earth wind.

2023 was always going to be a hot year, given that warmer El Niño conditions were superimposed on the long-term trend of climate change driven by our greenhouse gas emissions. But it's not clear ...