Season
Season 13 Episode
- Season 11 The Most Complex Language in the World
- Season 11 What Actually Happens When You Are Sick
- Season 11 How We Make Money on YouTube with 20M Subs
- Season 11 Why Aliens Might Already Be On Their Way To Us
- Season 11 Your Body Killed Cancer 5 Minutes Ago
- Season 11 The Black Hole That Kills Galaxies
- Season 11 The Reason Why Cancer is so Hard to Beat
- Season 11 The Most Dangerous Weapon Is NOT Nuclear
- Season 11 The (Second) Most Deadliest Virus on Earth
- Season 11 What Happens If You Destroy A Black Hole?
- Season 11 How A Nuclear War Will Start - Minute by Minute
- Season 11 We Did The Math - You Are Dead!
- Season 11 Why Korea is Dying Out
- Season 11 Ancient Life as Old as the Universe
- Season 11 4.5 Billion Years in 1 Hour
- Season 11 How to Win an Interstellar War
- Season 11 The Last Thing To Ever Happen In The Universe
- Season 11 The Internet is Worse Than Ever – Now What?
- Season 11 How To Destroy The Universe
- Season 11 Your Tattoo is INSIDE Your Immune System. Literally
- Season 11 You Are The Center of The Universe (Literally)
Kurzgesagt - In a Nutshell - Season 11 Episode 9 The (Second) Most Deadliest Virus on Earth
8.30 10 minutes Few of the monsters that evolution created have been so successful at hurting us as the variola virus, responsible for smallpox. The carnage it caused was so terrible and merciless that it compelled humankind, for the first time, to act truly globally. It was one of the greatest wins of our species over the ancient powers of nature, all made possible by… cows.
