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0:29:09
What is antimatter and why are scientists studying it? How is the world's largest particle accelerator constructed? The Exploratorium's Rob Semper talks about how science is done at CERN and answers questions about antimatter from the Exploratorium's Webcast audience.

0:29:52
A behind-the-scenes look at how the world's only antimatter factory works, complete with live footage from CERN and a virtual reality tour of the antimatter decelerator. In this Webcast, Rob Semper and Ron Hipschman talk with Melissa Alexander and Thomas Humphrey, who join them virtually from Switzerland.

1:20:37
Peer inside the thinking brain, using state-of-the-art functional magnetic resonance imaging. Scientists Gary Glover and John Desmond of the Richard M. Lucas Center for Imaging at Stanford University conduct cognitive tests on an Exploratorium staffer. Imaging tools display the active areas of the brain in real time.