Mark Rober

Mark Rober's engineering spectacles, like the Glitter Bomb and squirrel obstacle course, have drawn over 2 billion views, making science thrilling for a mass audience. His viral success outperforms #6 Emma Chamberlain in educational impact, as each video achieves 2x the average retention rate for science content on the platform. As a former NASA engineer, Rober proves that complex topics can go mainstream, with his squirrel course alone generating 100 million views in its first week.