Week 11 at the Pole

Pull up a chair—sunset at the South Pole takes weeks, not hours. And why is that? Because the Earth’s rotational axis is tilted, the poles gradually proceed from full exposure to full shadow (and back again) as the Earth travels around the sun. The Earth’s tilt also gives us our seasons, and something less obvious—and maybe our new word of the day—the

Week 2 at the Pole January 27, 2025

Week 1 at the Pole January 23, 2025

Week 53 at the Pole January 10, 2025

IceCube search for dark matter from the center of the Earth January 9, 2025