New Zealand scientists were involved in the research.
Thousands of chicks have been wiped out.
To celebrate World Penguin Day, Newshub looks at some plucky penguins.
It includes cut-out snowflakes, to be gifted to the families.
He warns people shouldn't believe everything they see.
"No one's ever dived on the sea floor to that depth outside Scott Base."
The traditionally male-dominated area is changing.
"The only way I can describe it is like when a cat offers you a mouse."
Sir Ed's grandson is going to Antarctica, but he won't be driving a Massey Ferguson.
The friendly bird forced work to a halt one day.
Brian Karl's devoted 26 seasons to studying an Adelie colony, and now he's a permanent part of the landscape.
The unique 'Killer Whale Highway' allows researchers to get up close with the whales.
Kiwi ingenuity is helping to lead the world in atmospheric science.
Thomas Mead gets up close and personal with 60,000 Adelie penguins.
The sea ice around Cape Bird has melted early right when the penguins need it, to fish for their young chicks.
The booze was a rare treat for the legendary Antarctic explorers.
Sleeping in a tent earlier explorers used hundreds of years ago was a shock, Thomas Mead writes.
The gruelling race pits runners against freezing temperatures and difficult terrain.