This Old Sailors Mystery Could Help Save Swimmers

For thousands of years, sailors have been telling stories of a mysterious phenomenon called dead water. Even after scientists figured out why it happens, it still affects swimmers today. Go to or use code SCISHOW to get 50 off of NordPass plus one extra month for free Hosted by: Stefan Chin Special thanks to Leo Maas SciShow has a spinoff podcast It s called SciShow Tangents. Check it out at Support SciShow by becoming a patron on Patreon: Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Bealer, Jacob, KatieMarie Magnone, D. A. Noe, Charles Southerland, Christopher R Boucher, Alex Hackman, Matt Curls, Adam Brainard, Scott Satovsky Jr, Sam Buck, Avi Yashchin, Ron Kakar, Chris Peters, Kevin Carpentier, Patrick D. Ashmore, Piya Shedden, Sam Lutfi, charles george, Greg Looking for SciShow elsewhere on the internet Facebook: Twitter: Tumblr: Instagram: Sources: Image Sources: