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Why the US Military Made Shark Repellant, Why Moths Are Drawn to Lights, and the Difference Between Mummies and Fossils

Why the US Military Made Shark Repellant, Why Moths Are Drawn to Lights, and the Difference Between Mummies and Fossils

Published 5 years, 7 months ago
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To wrap up our Shark Week coverage, learn about why the US military tried to develop "Shark Chaser" shark repellent during World War II. Then, learn about the leading theories explaining why moths are drawn to lights; and the difference between mummies and fossils. Get even more from Shark Week 2020 on Discovery’s Daily Bite Podcast: https://www.discovery.com/shark-week/everything-you-need-to-know-about-the-daily-bite-podcast During WWII, the US military tried to develop shark repellant by Cameron Duke Foley, K. E. (2018, July 27). Shark Week 2018: The US Navy developed a “shark repellant” during WWII. Quartz. https://qz.com/1341175/the-us-navy-developed-a-shark-repellant-during-wwii/  Julia Child and the OSS Recipe for Shark Repellent — Central Intelligence Agency. (2015). Cia.gov. https://www.cia.gov/news-information/featured-story-archive/2015-featured-story-archive/shark-repellent.html  Delano Samuels, & Orwig, J. (2016, July). Here’s what the US Navy learned about shark attacks during World War II - Business Insider. Business Insider; Business Insider. https://www.businessinsider.com/the-us-navy-developed-a-shark-repellent-2016-6  Roach, M. (2017). Grunt: The Curious Science of Humans at War. Oneworld. American Chemical Society. (2020, January 13). The US Government Issued Sailors and Soldiers Shark Repellent That Didn’t Work – Here’s Why [Video]. SciTechDaily. https://scitechdaily.com/us-government-issued-sailors-and-soldiers-shark-repellent-that-didnt-work-heres-why-video/  Spaceflight and Surviving Shark Attacks. (2018, July 24). National Air and Space Museum. https://airandspace.si.edu/stories/editorial/spaceflight-and-surviving-shark-attacks  We still don't know why moths are drawn to lights by Grant Currin Wolchover, N. (2011, March 25). Why Are Moths Drawn to Artificial Lights? Livescience.com; Live Science. https://www.livescience.com/33156-moths-drawn-artificial-lights.html  Lees, D., & Zilli, A. (2019, November). Why Are Moths Are Attracted To Light? Science Friday; Science Friday. https://www.sciencefriday.com/articles/why-moths-are-attracted-to-light/  Callahan, P. S. (1977). Moth and candle: the candle flame as a sexual mimic of the coded infrared wavelengths from a moth sex scent (pheromone). Applied Optics, 16(12), 3089. https://doi.org/10.1364/ao.16.003089  Norm MacDonald’s moth joke: https://www.youtube.com/watch?v=JUjIM-GFWhk What's the difference between a mummy and a fossil? by Ashley Hamer (Listener question from Luke) Clark, L. (1998, January 20). Mummies 101. PBS.org; NOVA. https://www.pbs.org/wgbh/nova/article/mummies-101/  ‌Asher, C. (2015, February 12). How long does fossilisation take? Curious Meerkat. http://www.curiousmeerkat.co.uk/debunking/how-long-fossilisation-take/  Keylses, S.‌ (2018, October 23). Do Mummies Decompose? Science Connected Magazine. https://magazine.scienceconnected.org/2018/10/do-mummies-decompose/  Leveille, D. (2015, May 11). ‌As Chile’s climate changes, the world’s oldest mummies are turning moldy. The World from PRX. https://www.pri.org/stories/2015-05-11/chiles-climate-changes-worlds-oldest-mummies-are-turning-moldy  ‌Moyer, A. E., Zheng, W., & Schweitzer, M. H. (2016). Keratin Durability Has Implications for the Fossil Record: Results from a 10 Year Feather Degradation Experiment. PLOS ONE, 11(7), e0157699. https://doi.org/10.1371/journal.pone.0157699  Lamb, R. (2010, August 25). How can soft tissue exist in dinosaur fossils? HowStuffWorks. https://science.howstuffworks.com/environmental/earth/geology/soft-tissue-dinosaur.htm  Wilson, T. V. (2007, December 19). How Fossils Work. HowStuffWorks. https://science.howstuffworks.com/environmental/earth/geology/fossil2.htm  Greshko, M. ‌(2017, May 11). This Is the Best Dinosaur Fossil of Its Kind Ever Found. Nationalgeographic.com. https://www.nationalgeographic.com/magazine/2017/06/dinosaur-nodosaur-fossil-discovery/  Subscribe to Curiosity Daily to learn something new every day with Cody Gough and Ashley Hamer. You can also listen to our podcast as part of your Alexa Flash Briefing; Amazon smart speakers users, click/tap “enable” here: https://www.amazon.com/Curiosity-com-Curiosity-Daily-from/dp/B07CP17DJY See omnystudio.com/policies/listener for privacy information.
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