For years, scientists have debated whether a giant thick ice shelf once covered the entire Arctic Ocean during the coldest ...

In two recent studies, researchers suggest a weakening ocean current system is to blame for a persistent cold spot in the ...

The dramatic loss of sea ice around Antarctica has occurred with the re-emergence of the Maud Rise polynya in the Weddell Sea ...

A massive and surprising change is unfolding around Antarctica. Scientists have discovered that the Southern Ocean is getting saltier, and sea ice is melting at record speed, enough to match the size ...

On her first dedicated scientific voyage to Antarctica in March, the Australian icebreaker RSV Nuyina found the area sea-ice ...

Scientists have made a groundbreaking discovery in Antarctica, uncovering a 1.2-million-year-old ice core. This ancient ice holds valuable data on past climate conditions, which could help us ...

A Baffling Signal Shot Up From Deep Within Earth’s Ice—and No One Knows What Caused It Could the signals be coming from particles previously unknown to physics?

The Antarctic Impulsive Transient Antenna (ANITA), a range of equipment flown up on a balloon to capture waves from cosmic rays before they strike the Earth’s surface, picked up the signals.

The collapse of the world’s second-largest ice sheet would drown cities worldwide. Is that ice more vulnerable than we know?

WASHINGTON — The population of emperor penguins in one part of Antarctica appears to be declining faster than previously thought, according to a new analysis of satellite imagery released June 10.