World's Largest Iceberg Vanishes in Southern Ocean

Michelle Khare Conquers 'Hardest Challenge': 7 Marathons Across Globe

Glaciers Vanishing: Ice Loss Accelerates Dramatically

Secret Antarctic Island Discovered in 'Danger Zone'

Antarctic Seals & Penguins Face Climate Crisis Threat

Months of Darkness, Months of Light: Extreme Life at the Poles

Film Adaptation Cuts Disturbing Book Subplot

Antarctica Tourism: Wonder or Waste?

Chelsea Handler's Blackjack Bonanza Leads to Romance