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Source: YouTube

Can Sharks Really Smell a Drop of Blood? Watch YouTuber Mark Rober Find Out!


As Shark Week 2019 is proving, we humans are fascinated by sharks. We know a lot about Jaws, but there's a lot of misinformation and myths still floating around about these sea creatures. 

YouTuber Mark Rober is going viral for his experiment testing whether sharks can really smell a drop of blood. Mark's video — which has already been viewed over 11 million times — made us a little less afraid to go swimming. 

But who is Mark Rober? And what did he find out? Here's what you need to know.

Who is Mark Rober? He's a genius, pretty much.

Mark describes himself as a "former NASA engineer, current YouTuber, and friend of science." According to a FAQ posted on his bio, he studied mechanical engineering in school and worked for NASA's Jet Propulsion Laboratory for nine years. 

While at NASA, Mark worked on the Curiosity Rover, which famously explored the surface of Mars. As a side project, he started a company called Digital Dudz, which he later sold to the costume company Morphsuits