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0:46:48
In 1963 Benoit Mandelbrot introduced the fractal concept. Fractals are shapes or behaviors that have similar properties at all levels of magnification. Just as the sphere is a concept that unites raindrops, basketballs and Mars, so fractal is a concept that unites clouds, coastlines, plants and strange attractors. Dr. Mandelbrot dropped in for a visit during our 2001 series of webcasts about Antarctica. We took some time out from the freezing cold to interview him.

0:23:30
In the Exploratorium Live@ studio, we welcome Dr. Karen Kalumuk, who will talk about life in extreme conditions.

0:21:57
Exploratorium staff member Mary Miller is joined by Craig Dunne, a technician at McMurdo Station, to talk about extreme conditions.

0:35:49
Noel and Paul spent several days at an active volcano, called Mt. Erebus. Join them for more stories about their trip and what the scientists are doing there.

0:36:12
Exploratorium staff members Paul Doherty and Noel Wanner describe more of their experiences on Mt. Erebus, and active volcano in Antarctica

0:25:33
In this segment, author Sophie Webb joins us in our Webcast studio to talk about her work with penguins and answer audience questions.

0:21:02
Check in with Noel Wanner and Paul Doherty as they tell us more about their visit to the active volcano Mt. Erebus.

0:27:29
In today's webcast, California Academy of Science's Pam Schullar talks about her work with penguins and answers audience questions.

0:31:36
Karen Joyce has spent 10 seasons in Antarctica. From our studio at the Exploratorium, we talked with Ms. Joyce about what life is like in Antarctica.

0:28:48
Join Exploratorium staff member Julie Konop as she gives us a tour of McMurdo Station in Antarctica.