On September 20, the sun began to rise at the South Pole. It took 30 hours for the sun’s disk to clear the horizon, and weeks later, it is still climbing toward noon. And for the first time in a decade, Robert Schwarz, a.k.a. The Iceman, was not there to see it. “When the sun started coming up, I always thought it was too bad,” Schwarz says. “It means winter at the South Pole is ending.” Antarctic weather is notoriously bad, so this year’s sunrise wasn’t much to see. But…