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Brilliant Blue Arctic 'Melt Ponds' Captured in PhotosNew images from NASA's Earth Observatory reveal the turquoise melt ponds in the Arctic that form every summer.
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What a Gas! Arctic's Ozone Hole Looking GoodThe worldwide ban on ozone-depleting chemicals stopped Arctic ozone from disappearing and forming an "ozone hole" similar in size to Antarctica's, a new study finds.
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In Images: Ancient Beasts of the ArcticWooly mammoths and other ice age beasts dined on nutritious, high-protein wildflower plants known as forbs, new research suggests.
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54-Year-Old Message in a Bottle Found in Canadian ArcticA 54-year-old message in a bottle was found on Ward Hunt Island, a remote island in the northernmost part of the Canadian Arctic.
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How to Pack for an Arctic Summer ExpeditionFor a team of paleontologists heading off to the Arctic, packing is a science.
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Cause of Odd Arctic Ozone 'Hole' FoundThe Arctic narrowly avoided an ozone hole in late winter and early spring of 2011.
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Chilling! Arctic Air Invasion Captured in AnimationFrigid air surges back and forth across the US.
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Photographer on Arctic Trek Snags Stunning Northern Lights PhotosThe photographer suffered mild frostbite to get the shots.
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Rare Research Opportunity in Arctic Extended to U.S. StudentsHigh school students from several states traveled across the world to study with a team of international researchers.
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