More from TED.com  Randall Munroe from the web cartoon xkcd answers simple what-if questions ("what if you hit a baseball moving at the speed of light?") using math, physics, logic and deadpan humor. In this charming talk, a reader’s extremely nerdy question leads Munroe down a circuitous path to a hilariously over-detailed answer — in which, shhh, you might actually learn something. Watch »  How do we respect someone's religious beliefs, while also holding religion accountable for the damage those beliefs may cause? Chelsea Shields has a bold answer to this question. "Religions can liberate or subjugate, they can empower or exploit, they can comfort or destroy," she says. "What is taught on the Sabbath leaks into our politics, our health policy, violence around the world." Watch » |  As a gay couple in San Francisco, Jenni Chang and Lisa Dazols had a relatively easy time living the way they wanted. But outside the bubble of the Bay Area, what was life like for people still lacking basic rights? They set off on a world tour in search of "Supergays," LGBT people who were doing something extraordinary in the world. Watch »  Search engines have become our most trusted sources of information and arbiters of truth. But can we ever get a truly unbiased search result? Andreas Ekström believes that such a thing is a philosophical impossibility. In this thoughtful talk, he calls on us to strengthen the bonds between technology and the humanities, and he reminds us that behind every algorithm, somewhere, is a human. Watch » | |
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