May 18, 2013 Atmospheric scientist Ira Leifer installed special air sensors on a camper, then drove from Florida to California, measuring methane levels all along the way. More than 6,000 readings later, he found some noticeable spikes, especially around petrochemical plants and urban areas like Los Angeles.
May 18, 2013 What do you get when you get a college diploma? To hear David Foster Wallace tell it, you get a muscle that will help you forever after — in shopping lines, overcrowded parking lots, in traffic jams. This muscle, he says, frees you when the world gets painfully dull.
May 17, 2013 You can give away almost anything — your time, money, food, your ideas. Giving helps define who we are and helps us connect with others. Thanks to the Internet and a rise in social consciousness, there's been a seismic shift not only in what we're giving, but how. In this hour, stories from TED speakers who are "giving it away" in new and surprising ways, and the things that happen in return.
May 17, 2013 Sex is nice, but can animals make babies without it? One summer, two little boys, their tutor and the tutor's two friends did an experiment to explore this question. What they discovered, back in 1740, shocked the world.
May 16, 2013 The results are preliminary, and alpha parents seeking an edge for their children shouldn't risk electrocution. Still, the findings are provocative and may lead researchers down a new road.
May 16, 2013 Scientists used a Dutch woman's dirty stocking to learn that mosquitoes infected with malaria find humans hard to resist. Like a fungus that turns ants into zombies, the parasite seems to change the behavior of the mosquitoes for its own benefit.
May 16, 2013 The news that scientists have successfully cloned a human embryo seems almost certain to rekindle a political fight that has raged, on and off, since the creation of Dolly the sheep. It's a fight that has, over the past decade and a half, produced a lot of heat and light and not a lot of policy.