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https://www.nesdis.noaa.gov/our-environment/optical-phenomena Optical Phenomena | NESDIS | National Environmental Satellite, Data, and Information Service The optical phenomena our satellites observe are often due to the interaction of light from the Sun on our Earth and Ocean, as well as shadows from the Moon. data and informationoptical phenomenanesdisnationalenvironmental https://www.nesdis.noaa.gov/about/k-12-education/optical-phenomena-educational-resources Optical Phenomena Educational Resources | NESDIS | National Environmental Satellite, Data, and... optical phenomenaeducational resourcessatellite datanesdisnational https://michaelbach.de/ot/ Visual Phenomena & Optical Illusions This huge collection of non-scary optical illusions and fascinating visual phenomena emphasizes interactive exploration, beauty, and scientific explanation. optical illusionsvisualphenomena