In today’s episode of Sci Show Hank Green explains body hair. Viewers will learn why humans have it and learn about the different types of body hair. Green also explains how body hair grows and why only the hair on your head could grow to Repunzel-like lengths. The video is embedded below.

Applications for Education
I watched the video and immediately thought of middle school students. The video tackles a lot of the questions that I would anticipate middle school students asking about the topic in a health class or biology class.