Videos

Matt Ridley argues that people should be optimistic about the 21st Century because it will be more prosperous than prior centuries. He says that this advancement is due to the nature of huma…

Richard Dawkins talked about his book The Greatest Show on Earth: The Evidence for Evolution (Free Press; September 22, 2009). In his book he lays out the evidence that supports the theory o…

Devra Davis talked about her book The Secret History of the War on Cancer, published by Basic Books. In her book she argues that while a large amount of attention and money has been spent on…