Mystery of giant Antarctic ice holes solved by robots, tricked-out seals  CNET

Elephant seals swimming under the sea ice with temporary satellite tags collected information on water conditions and beamed the data back to shore.

View full coverage on Google News
Massive holes known as polynyas could appear more often with climate change -- and even contribute to it.Massive holes known as polynyas could appear more often with climate change -- and even contribute to it.

Mystery of giant Antarctic ice holes solved by robots, tricked-out seals - CNET

Scientists now have a better idea of why giant holes have been opening up in the ice of the Antarctic, and they were assisted by some unique field partners.Scientists now have a better idea of why giant holes have been opening up in the ice of the Antarctic, and they were assisted by some unique field partners.

Seals with antennas helped solve Antarctic mystery - KOAM

The crust of floating ice that forms over Antarctica's Weddell Sea every winter is home to a baffling mystery. Every now and again, a huge hole will appear, exposing the dark, icy waters below.The crust of floating ice that forms over Antarctica's Weddell Sea every winter is home to a baffling mystery. Every now and again, a huge hole will appear, exposing the dark, icy waters below.

We're Starting to Figure Out Why There Are Mysterious Holes in The Antarctic Sea Ice

Robots, satellites, and seals fitted with head sensors have been used to work out why there’s a hole the size of South Carolina in Antarctica’s sea ice.Some background: Back in 1976, researchers discovered that a huge hole occasionally appears in the floating ice that forms over Antarctica’s Weddell Sea every winter.Robots, satellites, and seals fitted with head sensors have been used to work out why there’s a hole the size of South Carolina in Antarctica’s sea ice.Some background: Back in 1976, researchers discovered that a huge hole occasionally appears in the floating ice that forms over Antarctica’s Weddell Sea every winter.