A newly discovered doughnut shape in Earth's outer core may reveal elements that help drive the formation of the planet's ...
In a discovery that challenges our understanding of Earth's ancient history, researchers have found evidence suggesting that ...
A ring could explain a mysterious arrangement of impact craters near the equator and might even have caused an ice age, ...
Saturn’s rings are iconic, but new evidence suggests Earth might once have sported one of its own. This ring would have ...