Photos show what cave divers discovered when they swam inside an iceberg the size of Jamaica. Today, it's gone.

Tech Insider : Environment
A scuba diver swimming inside an ice cave
Paul Heinerth rises out of a cave inside a fragment of iceberg B15, which calved from Antarctica in the spring of 2000.

Jill Heinerth

Scientists went on a hunt for the elusive colossal squid — and brought cruise ship tourists with them

Tech Insider
A man in a plaid shirt and vest looks at a large container holding a colossal squid
In 2014, a fishing vessel caught a colossal squid, which New Zealand researchers dissected.

Marty Melville/AFP via Getty Images

Scientists want to build 62-mile-long curtains around the 'doomsday glacier' for a $50 billion Hail Mary to save it

Tech Insider : Technology
Thwaites Glacier
The Thwaites glacier is the widest on Earth, but it's losing massive amounts of ice each year.

NASA

Passengers are furious after Norwegian Cruise Line removed Antarctica from its itinerary after everyone had boarded

Tech Insider : Travel, Travel
A docked, white cruise ship with a red sun on the side of it with construction in the foreground and light blue skies behind it.
Norwegian Cruise Line's Norwegian Sun cruise ship docked in Jacksonville, Florida.

Sam Greenwood/Getty Images

There's another missing submersible: A $3.6 million vessel mysteriously disappeared near Antarctica's 'Doomsday Glacier'

Tech Insider
A submersible floating next to ice in the Antarctic ocean
The Ran submersible navigates icy waters to explore huge glaciers.

Filip Stedt / University of Gothenburg

I spent $5,700 to visit Antarctica. It was one of the most draining trips of my life — but I don't regret it.

Tech Insider : Travel, Travel
A selfie of the author in Antarctica.
Traveling to Antarctica proved to be more rigorous than expected, but I don't regret spending the time and money to go.

Taylor Rains/Business Insider

Chinstrap penguins take thousands of 4-second naps a day so they can stay alert and guard their newborns around-the-clock, researchers say

Tech Insider
Wild chinstrap penguins on King George Island, Antarctica
Wild chinstrap penguins on King George Island, Antarctica.

Won Young Lee/AP Photo

Stunning video shows Antarctic killer whales appearing to use icebergs as scratching posts, possibly to exfoliate their skin

Tech Insider
image of orcas swimming in antarctic waters
Orcas in Antarctica, photographed in 1981.

Wolfgang Kaehler/Getty Images

The world's biggest iceberg is on the move after 37 years, and it could threaten wildlife

Tech Insider
A map of Antarctica is shown overlaid with a track following A23a over the year.
A satellite visualisation shows the path taken by A23a since August 2022

NASA Worldview

9 passenger airliners that have landed on Antarctica's rugged runways made out of blue ice

Tech Insider
The Loftleiðir Icelandic crew standing in front of an Icelandiar-branded 767 in Antarctica., wearing red snow gear.
Large Boeing and Airbus jetliners have been landing on Antarctica's icy runways for over a decade.

Icelandair

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