Han Solo isn't the only one worried about carbon — rising CO2 levels pose a critical and imminent threat to Mother Earth's livelihood, but wrapping your head around the complex reasons behind this crisis isn't easy. Tonight, NYU Biology prof Tyler Volk discusses his latest book, CO2 Rising, which lends unique insight on the issue. And as with all Secret Science Club sessions, there's plenty of intoxicating chemistry at the bar to keep the brainiacs loose.