InsideClimate: Climate denial campaigns have helped slow the public's acceptance of man-made climate change and delay political action for years, but a new study published last Thursday finds these contrarian arguments have also had an impact on climate scientists. Scientists spend time and resources addressing denialists' debunked claims in a way the scientific community has never done, said Stephan Lewandowsky, a cognitive scientist at the University of Bristol in England and lead author of the new study, published...