Astronomers have detected the first-ever signs of nuclear fission happening in stars, a discovery that sheds light on how elements heavier than those found naturally on Earth form in the cosmos. Until ...

You would have a hard time finding these common Earth rocks on our neighboring planets. Here’s what makes our landscapes so unique. Limestone landscapes, like this one in the Stone Forest in China’s ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects of viscosity in their simulation, they revealed a self-sustaining dynamo ...