
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 IceCube reaches 20-year milestone in quest to uncover the makeup of ultra-high-energy cosmic rays
July 9, 2025Week 25 at the Pole
July 7, 2025Week 24 at the Pole
June 26, 2025