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
Moving Up Moving Up Moving Up is an American reality television series that aired on The Learning Channel. The show originally ran from January 29, 2005 to October 17, 2009. "Moving Up" sees each episode a family moving out of their home and then a new family that has purchased the house moving in and renovating it to their desired home. The old family then sees the changes to their old homes and provides feedback. The show is hosted by Doug Wilson, and he visits the renovation in progress and provides commentary. The Learning Channel first premiered the show in 2005 with