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Hear stem cell researcher Bruce Conklin explain why this science is important and what it's like to watch newly grown heart cells beat in a culture dish late at night.

00:03:45
A tattoo lasts a lifetime, thanks to your white blood cells. Watch and listen as researcher Mike McGrath explains how these warrior cells protect you from disease—and keep body art intact.

00;05:41
What's so special about the sea urchin? Watch and listen as urchin researcher Fred Wilt describes the things he and others observe under the microscope.

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

00:40:13
Scientists at Palmer Research Station in Antarctica talk about their research: How is the rich marine ecosystem just offshore responding to melting sea ice and global climate change?

00:25:32
Join Exploratorium senior scientist Paul Doherty once more as he serves up hands-on activities related to Antarctic science.

00:18:47
Join Exploratorium senior scientist Paul Doherty as he serves up more hands-on activities related to science in Antarctica.

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.

00:26:09
Today we wrap up our conversations with the ANDRILL scientists (including project leader Dave Harwood) and hear about what lies ahead for the project.

00:29:33
Watch ANDRILL scientists examine a sediment core, find out about new developments, and discover ancient diatoms (single-celled marine organisms).