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00:19:33
What makes one individual "fitter" than another? Staff scientist Karen Kalumuck introduces natural selection, then four teams of "predators" compete with each other for prey.Who will thrive and who will face extinction?

00:21:12
Join us as UC Berkeley's Dr. Robert Levenson interviews acclaimed psychologist Dr. Paul Ekman about his 40 years of research into the universality of human facial expressions. The talk includes photographs and never-before-seen footage from Dr. Ekman's fieldwork among the Fore, an isolated New Guinea tribe he first visited in the early 1960s.

01:09:02
Join us as UC Berkeley's Dr. Robert Levenson interviews acclaimed psychologist Dr. Paul Ekman about his 40 years of research into the universality of human facial expressions. The talk includes photographs and never-before-seen footage from Dr. Ekman's fieldwork among the Fore, an isolated New Guinea tribe he first visited in the early 1960s.

00:50:19
Join Exploratorium biologist Karen Kalumuck as she leads a Darwin 101 Webcast using hands-on explorations, audience participation, and special surprises—just in time to celebrate his birthday!

0:47:31
We explore behind the scenes in the "tank room" of the Darwin Centre, where thousands of biological specimens up to 300 years old are kept.