What are Those Things on Airplanes’ Wings?

Have you ever wondered what those things are on airplane wings? You know, those little angled bits of metal? Watch to learn what they are and how they’re used!

Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow

Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, Fatima Iqbal, Linnea Boyev, Kathy & Tim Philip, Kevin Bealer, Justin Lentz, Chris Peters, and Philippe von Bergen.
———-
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: http://dftba.com/scishow
———-
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
———-
Hosted by: Hank Green

Sources:
http://www.airspacemag.com/flight-today/how-things-work-winglets-2468375/?no-ist

http://www.boeing.com/commercial/aeromagazine/articles/qtr_03_09/article_03_1.html
http://www.boeing.com/commercial/aeromagazine/aero_17/winglet_story.html

https://spinoff.nasa.gov/Spinoff2010/t_5.html

Images:
Winglet: https://commons.wikimedia.org/wiki/File:737-NG_winglet_effect_(simplified).svg
Winglet Photo:https://commons.wikimedia.org/wiki/File:CO-Winglet.JPG
Richard Whitcomb: https://commons.wikimedia.org/wiki/File:Richard_Whitcomb_Examines_Model_-_GPN-2000-001262.jpg