How fast is the planet warming? Two new not-yet-peer reviewed studies were published online earlier this week that suggest somewhat different answers. The first is from the Berkeley Earth Surface Temperature project run by physicist Richard Muller and the second from Watts Up With That proprietor Anthony Watts and colleagues. Muller's report has been hailed as a "bombshell" against warming skeptics and the Watt study has crushed the exaggerations of warming proponents. Reason Science Correspondent Ronald Bailey follows the civil conversation that new climatological findings always provokes.