Color reflected color depends upon the viewing angle. Numerous scientists have carried out research in butterfly wings and beetle shells, including Isaac Newton and Robert Hooke. Since 1942, electron micrography has been used, advancing the development of products that exploit structural color, such as "photonic" cosmetics. Color Color (American English), or colour (Commonwealth English), is the characteristic of human visual perception described through color "categories", with names such as red, orange, yellow, green, blue, or purple. This perception of color derives from the stimulation of cone cells in the human eye by electromagnetic radiation in the visible spectrum. Color categories and
Like Colour to the Blind Like Colour to the Blind Like Colour To The Blind (1998) is the third in a series of four autobiographical works by internationally bestselling autistic author Donna Williams. Once published in the US using the American spelling 'color', it is now published worldwide by Jessica Kingsley Publishers using the UK spelling 'colour'. It has been published in several languages worldwide. "Like Colour To The Blind" covers Williams' relationship and 'accidental marriage' to 'Ian', a man on the autistic spectrum as she exorcises the vast array of stored behaviours, responses, actions and phrases from her repertoire to discover what is left