It’s shark week this week and in honour of these beautiful Apex predators, Mark Rober works with Discovery Channel and tests if sharks are really attracted to a drop of water.
Mark Rober is an American engineer, inventor and YouTube personality. He is known for his YouTube videos on popular science, do-it-yourself gadgets and creative ideas. Before YouTube, Rober was an engineer with NASA where he spent seven years working on the Curiosity rover at NASA’s Jet Propulsion Laboratory.