The report moved quickly through climate science circles. Mann and a colleague soon lengthened the shaft of the hockey stick back to the year 1000 AD--and then, in 2001, the UN's Intergovernmental ...

Mann's new book, "The Hockey Stick and the Climate Wars," is part of a series of attempts by activists and others to answer the question of why global warming has become a political flash point.

Along the way, Mann, author of the recently-released The Hockey Stick and The Climate Wars: Dispatches from the Front Lines, has faced Congressional hearings, university investigations and court ...

Third, the hockey stick was formed by crudely grafting the surface temperature record of the 20th century onto a pre-1900 tree-ring record which grafting was innately scientifically flawed. As ...

Now, Mann is telling his side of the story in a new book, "The Hockey Stick and the Climate Wars: Dispatches from the Front Lines" (Columbia University Press, 2012).

Michael Mann revisits the infamous "hockey stick" chart of rising global temperatures amid the worst climate-changed year to date.

Michael Mann, the climatologist behind the influential—and infamous—‘hockey-stick graph,’ prevailed in a defamation case and says science is on a roll.

Mann, known for his “hockey stick chart,” a reconstruction of global temperature over hundreds of years showcasing the effects of burning fossil fuels, is accusing a pair of right-wing ...

The hockey stick graph, based on research from Michael Mann and other scientists, helped make global warming accessible to a wide audience. It was featured in part in the documentary An ...

You may have already heard of the 1999 hockey stick created by Michael Mann, Malcolm Hughes, and Raymond Bradley. It's a frequent skeptic talking point, and was involved in a whole scandal called ...

In 2012, Rand Simberg, writing for the Competitive Enterprise Institute, a Washington-based think tank, attacked the hockey stick and Mann, who taught at Penn State University at the time.