To get started planning a fulfilling career that does a lot of good, go to https://80000hours.org/inanutshell for your free career guide.

We are only able to pour this kind of time and effort into our work thanks to the continuous support of our patrons. Support us by becoming a Patron and get access to
exclusive content: https://kgs.link/patreon

A big THANK YOU goes to “The David Suzuki Foundation” https://www.youtube.com/@DavidSuzukiFDN)
https://www.davidsuzuki.org

Sources & further reading:
https://sites.google.com/view/sources-100k-blood-vessels/

“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 Join us on our year-long journey that uncovered outdated science, speculation, and a lot of dead ends.

OUR CHANNELS
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
German: https://kgs.link/youtubeDE
Spanish: https://kgs.link/youtubeES
French: https://kgs.link/youtubeFR
Portuguese: https://kgs.link/youtubePT
Arabic: https://kgs.link/youtubeAR
Hindi: https://kgs.link/youtubeHI
Japanese: https://kgs.link/youtubeJA
Korean: https://kgs.link/youtubeKO

HOW CAN YOU SUPPORT US?
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
This is how we make our living and it would be a pleasure if you support us!

Get Products designed with ❤️ https://shop.kgs.link
Join the Patreon Bird Army 🐧 https://kgs.link/patreon

DISCUSSIONS & SOCIAL MEDIA
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
TikTok: https://kgs.link/tiktok
Reddit: https://kgs.link/reddit
Instagram: https://kgs.link/instagram
Twitter: https://kgs.link/twitter
Facebook: https://kgs.link/facebook
Discord: https://kgs.link/discord
Newsletter: https://kgs.link/newsletter

OUR VOICE
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
The Kurzgesagt voice is from
Steve Taylor: https://kgs.link/youtube-voice

OUR MUSIC ♬♪
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
700+ minutes of Kurzgesagt Soundtracks by Epic Mountain:

Spotify: https://kgs.link/music-spotify
Soundcloud: https://kgs.link/music-soundcloud
Bandcamp: https://kgs.link/music-bandcamp
Youtube: https://kgs.link/music-youtube
Facebook: https://kgs.link/music-facebook

The Soundtrack of this video:
SoundCloud: https://bit.ly/3BTduZZ
Bandcamp:https://bit.ly/3NG4ydi

If you want to help us caption this video, please send subtitles to subtitle@kurzgesagt.org
You can find info on what subtitle files work on YouTube here:
https://support.google.com/youtube/answer/2734698?hl=en-GB&ref_topic=7296214
Thank you!

🐦🐧🐤 PATREON BIRD ARMY 🐤🐧🐦
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
Many Thanks to our wonderful Patreons (from http://kgs.link/patreon) who support us every month and made this video possible:
Joanna Corless, Eraina Green, Alan Shields, Tim Juren, Tara Carman-French, Luke Schwalm, Luca Invernizzi, SWAT GUY, Gregor Umbach, Dennis Gerke, Tibor Balázs Kalmár, Lorin, Raphael Kremser, UselessProductBuyer1, Ben Spatafora, Pouya Mehrabi, CheRick , Razor21345, Angel Alberici

CHAPTERS
▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
0:00 Start
10:36 80,000h Sponsorship
11:55 Become a part of kurzgesagt

source