Scientist, DJ, hacker, and YouTube star, he is known for creating gameplay videos over which he narrates scientific facts and more. He combines gaming with teaching astronomy, physics, and a whole lot more. He created his YouTube account in 2006 but only began posting on it in 2009. It began with a collection of videos of his kids before he decided to launch into creating gameplay videos in 2011. He first gained attention for his Eve Online gameplays.