OPTICAL TOYS Optical toys. Since 1676, when the English physicist and mathematician Isaac Newton presented his work on the additive synthesis of color and retinal persistence, both phenomena became a source of inspiration for the design of optical toys. Based on the first of these principles, spinning tops and wheels with interchangeable discs were built, […]
The astrolabe history and operation The Astrolabe history and operation. History, as the science in charge of studying the past of mankind, testifies that, since the first written documents, the human being has been curious and concerned about knowing and deciphering the mysteries of the universe. Try as a person who lives fully integrated in
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