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00:00:45
Adélie penguins engaging in a behavior called tobogganning. Like sledding, penguins cruise along the slick ice on their bellies -- a faster way of traveling than by walking.

00:39:23
Join us for more conversation with David Ainley and other researchers studying Adelie penguins in Antarctica’s Ross Sea.

00:26:52
Join us in conversation with David Ainley and other researchers, as they wrap up there field season at the Adelie penguin breeding colonies in Antarctica’s Ross Sea.

00:28:33
What do the kids want to know? Join Kirk Bell's fifth grade class (from Children's Day School in San Francisco)as they chat with Holly Troy in Antarctica. Mr. Troy has spent many seasons at McMurdo station working with scientists.

00:33:33
Join Pamela Schaller from the California Academy of Sciences as she discuss penguins and how climate change impacts them.

00:45:44
NASA's Mars Exploration Rovers, Spirit and Opportunity, have long outlived their life expectancy of three months. Join us as we sum up the rover data and explain how this information changes our view of Mars.

00:29:21
We update on the week's exciting events on Mars and talk about what NASA has planned for future missions to the Red Planet.

00:23:48
How do JPL scientists and engineers talk to the MERs and how do we receive those amazing pictures in return? Find out how, and get the latest updates in this webcast.

00:31:00
With two rovers on Mars, we update you on the latest findings. This week, hear (and see!) more about a tool called Mini-TES, which helps us learn about rocks on Mars.

00:38:00
With two rovers on Mars, we'll update you on all the latest findings. This week, learn more about the Rock Abrasion Tool (RAT).