The Strange Blue Glow That Saved Lives

Back in 1862, soldiers fighting in the American Civil War noticed a strange blue glow on their wounds. It took a couple of High School students to figure out what it was. We’ve been nominated for a Webby! Please vote: Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: ---------- Dooblydoo thanks go to the following Patreon supporters -- we couldn’t make SciShow without them! Shout out to Justin Ove, Coda Buchanan, Lucy McGlasson, Accalia Elementia, Mark Terrio-Cameron, Saul, Kathy & Tim Philip, Kevin Bealer, Christopher Collins, Thomas J., charles george, Andreas Heydeck, Patrick D. Ashmore, Justin Lentz, Will and Sonja Marple, Ed Shelley, Chris Peters, Tim Curwick, Philippe von Bergen, Fatima Iqbal. ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: ---------- Looking for SciShow elsewhere on the internet? Facebook: Twitter: Tumblr: Instagram: ---------- Sources: Images: #/media/File: : : : :Nematoda#/media/File: