On stage, Teller, half of the magician team of Penn & Teller, rarely says a word.
But now he's talking, explaining how magicians harness scientific research on deception to trick audiences into falling for their illusions. And their work, in turn, makes them interesting to brain researchers.
The human brain craves predictability, according to neuroscientists, and when politicians appear to flip-flop, our brains don't like it. Often, we feel betrayed. NPR science correspondents Jon Hamilton, Alix Spiegel and Shankar Vedantam talk about why we're hard-wired to appreciate consistency.
Popular movements during the Arab Spring paved the way for democratic elections in Egypt and Tunisia. In Egypt, Islamists are assuming powerful roles. Many women's rights activists fear that a shift toward democratically-elected Islamist rulers will limit personal and political freedom for women.
You'd think that scary numbers from the big dogs in infectious disease would be enough to make raw milk drinkers reconsider that choice.
But don't count on it. Just 7 percent of raw milk consumers say they trust health officials' recommendations on what foods are safe to eat, according to a new study.
That means that 93 percent of those folks aren't convinced when health officials say that raw milk products can cause diseases like bovine tuberculosis, Q-fever, and brucellosis, as well as more common food-borne illnesses like Listeria and Salmonella.