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The DNA in our cells consists of not only the well-known 46 chromosomes currently receiving such avid attention from specialists in sequencing technology, but also a large number of copies of a relatively tiny, circul...
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Caroll Spinney, Sesame Street's Big Bird and Oscar the Grouch, speaks to the Wittenberg University.
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Ramesh Raskar presents femto-photography, a new type of imaging so fast it visualizes the world one trillion frames per second, so detailed it shows light itself in motion. This technology may someday be used to build...
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Some have proposed using quantum entanglement (the invisible umbilical cord that exists between objects) as a form of telepathy. But there are much more practical ways of achieving telepathy that already exist.
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Kepler Update April 28, 2009 by SETI Institute's Kepler Mission team.
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It's free, nontoxic, and has no dangerous side effects. So why do people have to be convinced to nap? Employers want to keep their workers occupied with the business of business. Parents want their children to do home...
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The second program in the Multiple Scleroses From A to Z series is presented by the distinguished MS researcher and clinician, Dr. Jock Murray. Dr. Murray is acknowledged as the world's leading expert on the history o...
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In our increasingly globalized world, a single infected person can board a plane and spread a virus across continents. Mark Honigsbaum describes the history of pandemics and how that knowledge can help halt future out...
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Tim Keller visits Google's Mountain View, CA, headquarters to discuss his book, "The Reason for God." This event took place on March 5, 2008, as part of the Authors@Google series.
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At TED2009, audience member Cindy Gallop gave a 4-minute presentation that became one of the event's most talked about. Speaking from her personal experience, she argued that hardcore pornography had distorted the way...