Geomagnetic reversals may sound like science fiction, but they’re a real part of Earth's history. In this video, we break down what happens when the North and South Poles switch, and how this ...

Earth's protective magnetic shield has a weak spot, the South Atlantic Anomaly, which is expanding and splitting. This anomaly, driven by changes in Earth's core, poses risks to satellites and ...

When I was standing at the South Pole, I felt the same way I feel anywhere on Earth because my feet were still on the ground and the sky was still overhead. I’m an astrophysicist from Wisconsin who ...

Hidden in the thick, muddy layers of ancient bogs across the Southern Hemisphere is a surprising record of Earth’s climate ...