Steve Spangler

Steve Spangler (born December 8, 1966) is an American television personality, author and STEM teacher. He was the CEO of Steve Spangler Science until 2018 when the company was sold to Really Good Stuff, LLC, a division of Excelligence Learning Corporation. Spangler posted the first Diet Coke and Mentos video on YouTube in September 2005 and his 2002 televised demonstration of the eruption went viral, launching a chain of several other Diet Coke and Mentos experiment viral videos. He earned two Heartland Emmy Awards and a total of five Emmy nominations. Spangler is an inductee of the National Speakers Association Speaker Hall of Fame.