<Li> 1975--Bryce Bayer of Kodak develops the Bayer filter mosaic pattern for CCD color image sensors </Li> <Li> 1986--Kodak scientists develop the world's first megapixel sensor . </Li> <P> The web has been a popular medium for storing and sharing photos ever since the first photograph was published on the web by Tim Berners - Lee in 1992 (an image of the CERN house band Les Horribles Cernettes). Today sites and apps such as Flickr, Picasa, Instagram, Imgur and PhotoBucket are used by many millions of people to share their pictures . </P>

The darkest area on an original black-and-white photograph is called the