Monthly Archives: April 2009

http://www.lookingreen.org/index.php?option=com_content&view=article&id= 225:induction-light-bulbs-increase-quality-of-light&catid=86:special-edi tion&Itemid=174 Written by Charlene Brown Induction lighting is nothing new, it dates back to the 1890s. Impoverished mad scientist, Nikola Tesla, left a wealth of wisdom about transmitting alternating current and what we now call energy-efficient lighting. An … Continue reading →

August 5th, 2005 | The following text is abstracted from Wikipedia & http://www.ghuth.com/2005/08/05/scotopic-and-photopic-vision/#comment-79 92 “Scotopic vision is the monochromatic vision of the eye in dim light. Since cone cells are nonfunctional in low light, scotopic vision is produced exclusively through … Continue reading →