The Strange Universe of Gravitational Lensing

Is what we see in the night sky a true representation of our universe? Find out about Gravitational Lensing in this episode and even more about it in the documentary that Matt made together with the Museum of Natural History:Distant Quasars: Shedding Light on Black Holes: http://www.amnh.org/explore/science-bulletins/(watch)/astro/documentaries/distant-quasars-shedding-light-on-black-holes