Astrophysicist Katie Mack was a big fan of fellow physicist Brian Cox's takedown of Australian senator and climate change skeptic Malcolm Roberts on the Australian panel show Q&A. On August 15, she tweeted that he had "absolutely slamm[ed] down" Roberts, including by bringing onto the show with him two handy graphs of actual data about temperature changes and carbon dioxide emissions. But mere proof wasn't going to change Roberts' mind, as it has failed to sway so many people who believe that global warming is a myth.

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As she tweeted her thoughts on the absurdity of people refusing to see facts, she of course got some replies from those very people, including one guy who told her she "should learn some actual SCIENCE."

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