(U.S. Army photo by Sgt. 1st Class Michel Sauret). Original public domain image from Flickr https://www.rawpixel.com/image/3577768/free-photo-image-people-latin-american-military-2015-tec-best-warriorFree Image from public domain licenseFriendly pediatrician entertaining his patient https://www.rawpixel.com/image/513444/friendly-pediatricianView licenseA sick elderly staying at a hospital https://www.rawpixel.com/image/259446/old-patient-and-doctorsView licenseDentist showing a young girl about dental hygiene https://www.rawpixel.com/image/513641/little-girl-the-hospitalView licenseComputer server illuminated futuristic. https://www.rawpixel.com/image/12138941/photo-image-person-light-technologyView licenseYoung students learning coding and programming in school https://www.rawpixel.com/image/69004/kids-learning-about-electricityView licenseThe recirculating electron accelerator seen inside Jefferson Lab’s Hall C located in Newport News, Va. 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