For Monday, February 23, 2009

Gravitational lens image licensed under Creative Commons by rmforall@comcast.net

Cosmological Simulations Key To Understanding The Universe

http://www.sciencedaily.com/releases/2009/02/090217092750.htm

Gravitational Lensing: Astronomers Harness Einstein’s Telescope

http://www.sciencedaily.com/releases/2009/02/090220172053.htm

Gravitational lensing

http://en.wikipedia.org/wiki/Gravitational_lensing