The American Physical Society, an organization representing nearly 10,000 physicists, has reversed its stance on climate change and is now proclaiming that many of its members disbelieve in human-induced global warming. The APS is also sponsoring public debate on the validity of global warming science. The leadership of the society had previously called the evidence for global warming "incontrovertible." In a posting to the APS forum, editor Jeffrey Marquis explains...
