Back in 1999, Penn State University climate scientist Michael Mann released the climate change movement’s most potent symbol: The “hockey stick,” a line graph of global temperature over the last 1,500 ...

Back in 1998, a little known climate scientist named Michael Mann and two colleagues published a paper that sought to reconstruct the planet's past temperatures going back half a millennium before the ...

CLAIM: A graph from the National Oceanic and Atmospheric Administration displaying land and ocean temperatures over the last eight years shows that the Earth has been cooling, not warming, proving ...

It’s almost impressive how incorrect he’s able to be about an article he’s looking directly at," one expert said.

Today is the 20th anniversary of one of the most iconic images in science. On 23 April 1998, US climate scientist Michael Mann and two colleagues published a paper in Nature. Central to it was a graph ...

Earth’s temperature is changing faster now than at any time since the last ice age, according to a new analysis of global temperatures spanning the last 11,300 years. The study has produced the first ...

These might look like cute watercolor paintings, but Jill Pelto’s art is based on hard data. Literally–the paintings are constructed around graphs showing climate change data. It’s like a deluxe, ...