Learn something new every day! Everything Everywhere Daily is a daily podcast for Intellectually Curious People. Host Gary Arndt tells the stories of interesting people, places, and things from around the world and throughout history. Gary is an accomplished world traveler, travel photographer, and polymath. Topics covered include history, science, mathematics, anthropology, archeology, geography, and culture. Past history episodes have dealt with ancient Rome, Phoenicia, Persia, Greece, China, Egypt, and India. as well as historical leaders such as Julius Caesar, Emperor Augustus, Sparticus, and the Carthaginian general Hannibal. Geography episodes have covered Malta, Tuvalu, Vanuatu, Monaco, Luxembourg, Vatican City, the Marshall Islands, Kiribati, the Isle of Man, san marino, Namibia, the Golden Gate Bridge, Montenegro, and Greenland. Technology episodes have covered nanotechnology, aluminum, fingerprints, longitude, qwerty keyboards, morse code, the telegraph, radio, television, computer gaming, Episodes explaining the origin of holidays include Memorial Day, April Fool’s Day, St...
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episode 1009: Fingerprints
Located on the tips of our fingers are features known as friction ridges. We evolved them to get a better grip on objects.
It just so happens that those friction ridges are unique to every person.
That allows us to use friction ridges as unique identifiers and for authorities to use them to catch criminals, and in some ways, we have been doing so for centuries.
Learn more about fingerprints and fingerprinting on this episode of Everything Everywhere Daily.
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Executive Producer: Charles Daniel
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