Kurzgesagt - In a Nutshell - Season 12 Episode 18 We Fell For The Oldest Lie On The Internet
8.6010 minutes
“Your blood vessels stretch a staggering 100,000 kilometers, enough to wrap around Earth twice!" Sounds amazing, right? We spent over a year trying to confirm this claim, and let's just say – things aren't as they seem. Join us on our year-long journey that uncovered outdated science, speculation, and a lot of dead ends.