Researchers know what killed Knut the polar bear
August 28, 2015, 10:12 a.m. by Tia Ghose, LiveScience
The beloved bear was struck down by a disease previously only seen in humans.
North Pole Marathon: Where the bitter cold slows you down and thoughts of polar bears make you go faster
April 9, 2015, 12:12 p.m. by Michael d'Estries
45 competitors from 22 countries will line up on an Arctic ice floe to tackle one of the world's most difficult 26.2-mile races.
Arctic sea ice 'thinning dramatically'
March 10, 2015, 9:58 a.m. by Laura Geggel, LiveScience
The new study also confirmed that various methods of monitoring sea, ranging from satellite observations to on-the-ground measurements, tend to be equally reliable gauges of sea ice loss.
Sky turns psychedelic in must-see northern lights video
January 17, 2015, 10 a.m. by Russell McLendon
This real-time aurora video may not seem amazing at first, but that quickly changes at the 1:52 mark.
Arctic is heating up twice as quickly as rest of world
December 18, 2014, 11:48 a.m. by Megan Gannon, LiveScience
As the polar region warms, it becomes easier to access for various enterprises, including untapped energy extraction sites and new shipping routes.
Pastel drawings look like photographs of Earth's epic battle with climate change
December 15, 2014, 9 a.m. by Catie Leary
Believe it or not, these amazing images of icebergs and tropical beaches are not photographs.
Photographer finds radiance in wildlife of Arctic tundra
November 24, 2014, 9 a.m. by Catie Leary
A snowy tundra might seem harsh and desolate from afar, but you'll quickly realize just how much life teems in the Arctic when you glimpse the photography of Ivan Kislov.
Northwest Passage: The final frontier for cruise ships
November 5, 2014, 11:51 a.m. by Josh Lew
More ships are navigating the perilous, frigid route through the Arctic Ocean, with large passenger vessels soon to join them.