Adolescent brains have gotten a bad rap, according to neuroscientists. It's true that teenage brains can be impulsive, scientists reported at the Society for Neuroscience meeting in New Orleans. But adolescent brains are also vulnerable, dynamic and highly responsive to positive feedback.
Now is the moment in the program when I admit that I am a total Star Wars nut. Those of you with me, you might recall that Luke Skywalker's home planet of Tatooine enjoyed the warmth of not one but two suns. That dramatic scene, you remember Luke at dusk gazing at the weird peaceful sunset.
As we just heard, the candidates have already said a lot about foreign policy, but they have not necessarily addressed every question. Tom Ricks has been thinking about a subject that lurks somewhere beneath almost all discussions about global hotspots. Ricks has covered the U.S. military for the Wall Street Journal, the Washington Post, and in many books. His most recent work, "The Generals," examines top military officers in recent history and their grasp of strategy.
Lance Armstrong became a bicycle racing legend when he won every Tour de France from 1999 to 2005. But after what happened today, there will be no official record of all those victories. Cycling's international governing body announced it will not appeal sanctions by the U.S. Anti-Doping Agency.