May 11, 2022
YES, infrared technology. In 1665, Sir Isaac Newton became the first to slit sunlight into colors with a prism, thus demonstrating the existence of light as radiated energy of differing wavelengths. In 1790, another English astronomer/scientist, William Herschel, measured the heat content of each the colors of Newton’s spectrum.
April 14, 2022
Aren't you amazed at how a human eye works? These two small spheres in your head manage to do effortlessly what even the biggest, most sophisticated cameras cannot do.
March 11, 2022
A good analogy is …………..shining a flashlight. When you hold a flashlight close to a wall, the illuminated spot will be small and bright. Moving the flashlight away, the light spot becomes bigger, but also more blurry