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00:30:00
Tardigrades are amazing creatures that can withstand the most extreme conditions on Earth, as well as the vacuum of space! This unique and charismatic animal has the ability to survive in a variety of situations. In today's program, Exploratorium scientist Karen Kalumuck will continue our programming about life in extreme environments as it relates to the search for 'habitability' on Mars.

00:30:00
In today's program, Exploratorium scientists Paul Doherty and Karen Kalumuck will look at examples of life in extreme environments on Earth. As Mars is an extreme environment, the question remains-could it have supported any form of microbial life?

00:03:20
We went and talked with the folks who ran the Microzoo camp at Burning Man 2010, and learned about critters in extreme environments.

00:00:21
Adelie Penguins bicker around their nests at Cape Royds, Ross Island, Antarctica.

00:01:08
Adelie penguins contemplate the water near a photographer at a crack in the ice.

00:00:32
Photographer watches Adelie penguins file past him and take to the water in a crack in the sea ice.

00:01:56
Adelie penguins walk right by photographers on their way to a crack in the sea ice.

00:15:28
In this program Ice Stories crew member Ron Hipschman speaks with Paul Ponganis, who studies emperor penguins.

00:26:39
Penguin researcher David Ainley joins us via telephone from his tent at Cape Royds, Antarctica. Dr. Ainley has been studying Adelie penguins for many seasons from his remote encampment.

00:32:24
Chris McKay, Planetary Scientist at the NASA Ames Research Center, has traveled the world seeking Mars-like environments. In the Dry Valleys of Antarctica—his favorite Mars analog on Earth—Dr. McKay discovered a kind of algae living inside rocks porous to light and water. He’ll show us some of these rocks and talk about the physical conditions required for life.