Here are the first links that came up when Googling it: http://www.lsst.org/lsst/science/scientist_dark_matter http://www.lsst.org/lsst/science/scientist_dark_

Here are the first links that came up when Googling it: http://www.lsst.org/lsst/science/scientist_dark_matter http://www.lsst.org/lsst/science/scientist_dark_matter http://scienceblogs.com/startswithabang/2011/04/20/how-gravitational-lensing-show/ http://scienceblogs.com/startswithabang/2011/04/20/how-gravi... http://www.ifa.hawaii.edu/~ger/ASTRO-110_sp08/Lecture28_DarkMatter.pdf http://www.ifa.hawaii.edu/~ger/ASTRO-110_sp08/Lecture28_Dark...