In 2000, when an iceberg the size of Jamaica cleaved away from the Ross Ice Sheet in Antarctica, Jill Heinerth saw an opportunity to make history. Heinerth is a professional underwater explorer ...

On the slopes of Mount Hood, six explorers set off in a line up the Sandy Glacier. Eddy Cartaya pulls ahead of the group, a stony expression on his face. He’s wearing a white helmet with his ...

The A23a iceberg is twice the size of Greater London, and slightly smaller than the State of Rhode Island The world’s largest iceberg has run aground off the coast of a remote island in the ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The biggest iceberg ...

An curved arrow pointing right. Mendenhall Glacier Ice Cave Mendenhall Glacier (directions) Juneau, Alaska, 99801 Sun-Fri 8:00am - 7:30pm alaska.org 5/5 stars on Trip Advisor Alaska is home to ...

The world's largest and oldest iceberg, named A23a, has run aground in shallow waters off the coast of South Georgia, a remote island in the South Atlantic known for its populations of penguins ...

An curved arrow pointing right. This video shows a group of tourists taking a tour an ice cave underneath Vatnajokull glacier in Iceland. The glacier expands for 3,100 square miles and it is the ...

"When they say your life flashes before your eyes, it doesn't really. You think a couple of really stupid thoughts. And then ...

Some of the species recorded on the seafloor are believed to be hundreds of years old, researchers said. ROV SuBastian/Schmidt Ocean Institute In January, an iceberg the size of Chicago broke away ...

A massive superberg, four times as big as New York City, has halted east of the southern tip of South America. By Victor Mather After months of drifting, the world’s largest iceberg has come to ...