A Chicago-Sized Iceberg Broke Off From Antarctica, Revealing a Hidden Ecosystem Never Seen Before
When the A-84 iceberg calved in January, it unveiled a 209-square-mile swath of seafloor. Nearby scientists rushed to the scene for the “unprecedented” look below
Avian Flu Is Rapidly Spreading Across Antarctica
A new expedition offers insights on the deadly virus’ impact in the region
Scientists Uncover a Frozen History in 6,000 Years’ Worth of Penguin Poop, Revealing Past Ecology on Antarctica
Sediment samples from the Ross Sea coastline are revealing insights into how animals like elephant seals and Adélie penguins adapted to environmental changes long ago
Former and Active DMZs Allow Visitors to Learn the Haunting History of These Landscapes
Demilitarized zones—from Vietnam to Korea, Cyprus and Antarctica—require tourists to look beyond what exists and to find the real stories in what doesn’t
Tiny Antarctic Krill Benefit the Planet in Big Ways, but Face a Barrage of Threats
The bountiful creatures sequester carbon and are a vital food source for marine predators, but their future is uncertain
The World’s Largest Iceberg Runs Aground, Potentially Averting a Collision With Penguin and Seal Breeding Areas
After months of floating, the “megaberg” known as A23a has finally come to a halt roughly 50 miles from South Georgia Island
Earth’s Strongest Ocean Current Could Slow 20 Percent by 2050 Because of Climate Change, Study Finds
The Antarctic Circumpolar Current is involved in everything from storing carbon to guarding Antarctica from invasive marine species, and a slower current could have far-reaching consequences
Paleontologists Discover Fossil of the Oldest Known Modern Bird—but It Raises More Questions Than It Answers
The fossil suggests that modern birds evolved before the dinosaur-killing asteroid, perhaps in Antarctica
Ernest Shackleton’s Famous Job Ad, ‘Men Wanted for Hazardous Journey,’ Is Probably a Myth
Citizen historians have spent decades searching for the original text of Shackleton’s advertisement. Now, some say it might never have existed
Scientists Drill 1.7 Miles Into Antarctic Ice, Revealing 1.2 Million Years of Climate History
Researchers say a collected sample is the longest continuous record of Earth’s past climate from an ice core
The World’s Largest Iceberg Is Free-Floating Again, and It Could Help Build ‘Thriving Ecosystems’
After spending months stuck in a swirling ocean vortex, iceberg A23a is once again drifting through the Southern Ocean, offering scientists a glimpse into how it might affect waters in new regions
Mysterious, Repetitive ‘Quacking’ Noise in the Southern Ocean May Have Been a Conversation Between Whales
During a 1982 experiment, researchers recorded the unusual sound, termed “bio-duck.” Now, a researcher suggests they may have been listening in on animals talking to each other
Gus, the Young Emperor Penguin Who Made a Surprise Appearance in Australia, Is Now Heading Home
Wildlife caretakers released the bird into the Southern Ocean after he’d put on some weight and regained his strength
When a Search Party Discovered the Frozen Body of a British Explorer Who Raced to the South Pole—and Lost
On this day in 1912, a team found the remains of Robert Falcon Scott and the crew of the “Terra Nova” expedition. A would-be rescuer said he was forever haunted by the “horrible nightmare”
Surfer Spots an Emperor Penguin on a Beach in Australia, Thousands of Miles From Its Antarctic Home
It’s not clear how the juvenile male ended up so far north, but experts suggest he was motivated by his appetite
See the Wreck of Ernest Shackleton’s ‘Endurance’ in Astonishing Detail With This New 3D Scan
Created from more than 25,000 high-resolution images, the digital model shows artifacts from the ill-fated expedition, including a boot, dishes and a flare gun
See 15 Winning Images From the Wildlife Photographer of the Year Contest
Breathtaking shots shine a light on the wonders of wildlife and the threats that human activities pose to the natural world
The World’s Largest Iceberg Is Stuck in a Spinning Ocean Vortex
The mega iceberg A23a is destined to melt after breaking free from Antarctica in 1986, but this pause in its journey is delaying its fate, experts say
Wreck of Shackleton’s ‘Endurance’ Gets New Protections
The vessel will be preserved beneath Antarctic waters inside a sprawling restricted zone
How a New Line of Expedition Ships Is Turning the Tides on Polar Seas
High-tech features are making treacherous ocean passages feel tame
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