Long lines, being patted down, and having your hands swabbed don’t make for a wonderful day, but Michael Aranda explains the machines you encounter in airport security and the science and technology behind them.

Want more SciShow in person? We’ll be at NerdCon: Nerdfighteria in Boston on February 25th and 26th! For more information, go to http://www.nerdconnerdfighteria.com/

Hosted by: Michael Aranda
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Sources:
http://science.howstuffworks.com/transport/flight/modern/airport-security.htm
http://www.sciencefocus.com/qa/how-does-airport-scanner-work
http://www.wsj.com/articles/SB115521188119932078
https://books.google.com/books?id=9t4K0pShp80C&pg=PA202
http://www.livescience.com/8998-airport-ray-scanners-hazardous-health.html
http://www.cnn.com/2010/TRAVEL/02/17/tsa.hands.swabbing/
http://www.sciencedirect.com/science/article/pii/S003991401500154X
https://www.washingtonpost.com/local/trafficandcommuting/where-oh-where-did-my-luggage-go/2014/11/24/16d168c6-69da-11e4-a31c-77759fc1eacc_story.html
http://science.howstuffworks.com/backscatter-machines-vs-millimeter-wave-scanners1.htm

https://commons.wikimedia.org/wiki/File:Airport_security_lines.jpg
https://commons.wikimedia.org/wiki/File:FEMA_-_37752_-_Residents_at_the_airport_preparing_to_leave_Louisiana.jpg
https://commons.wikimedia.org/wiki/File:Thank_you_TSA_(25958200086).jpg
https://commons.wikimedia.org/wiki/File:Xray-verkehrshaus.jpg
https://commons.wikimedia.org/wiki/File:Provision_xray.jpg
https://commons.wikimedia.org/wiki/File:Tech_backscatter.jpg
https://commons.wikimedia.org/wiki/File:Explosives_trace_scan_closeup.jpg

source

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