John Searle is the Slusser Professor of Philosophy at the University of California, Berkeley. His Talk at Google is focused on the philosophy of mind and the potential for consciousness in artificial intelligence. This Talk was hosted for Google's Singula...

Have you ever wondered what it would be like to hold your breath for minutes on end, descending 300 feet and more under water? In this extraordinary talk -- part meditation, part heart-stopping adventure -- world champion freediver William Trubridge not o...