Tens of thousands of walruses are stranded on this Alaskan beach
September 14, 2018, 9:37 a.m. by Christian Cotroneo
With sea ice disappearing, it's getting dangerously crowded for walruses on this beach.
North Pole Marathon: Where the bitter cold slows you down and thoughts of polar bears make you go faster
April 17, 2018, 12:58 p.m. by Michael d'Estries
Competitors from around the world line up on an Arctic ice floe to tackle one of the world's most difficult 26.2-mile races.
14 breathtaking photos of one of the most amazing migrations in the world
March 23, 2018, 3:50 p.m. by Ilana Strauss
Hundreds of thousands of cranes gather every year at this spot.
This giant golden egg is a place for sweaty Swedes to get together and incubate new ideas
March 7, 2018, 10:12 a.m. by Matt Hickman
An eye-catching community sauna is a symbol of rebirth for Sweden's northernmost town.
This stunning Arctic hotel will produce more energy than it consumes
February 15, 2018, 11:31 a.m. by Matt Hickman
Donut-shaped and parked at the foot of a glacier, Norway's Svart hotel is the first of its kind.
Catch a glimpse of polar bear drama in Smithsonian's 'Polar Bear Town'
November 16, 2017, 3:53 p.m. by Noel Kirkpatrick
The 3-episode season considers issues of migrations, conservation and ... weddings?
Wildlife Photographer of the Year winners will take your breath away
Parallel worlds exist and interact with our world, say physicists
A former NASA scientist is convinced we already found life on Mars
Przewalski's horses: 10 things you didn't know about the last 'wild' horses on Earth
A badly injured leopard beats the odds to make a miracle recovery
Here's the most popular Halloween candy in every state
Why you should mulch leaves, not rake them
When will fall leaves be at their peak near me?
7 amazing soups for soup weather
5 ways to beat fall allergies
Why does autumn have two names?
5 classic fall recipes
Thanks to seed savers, Glass Gem corn exists
10 best places outside the U.S. for fall color