The Personal Blog of Stephen Sekula

Photos from the Hunt for Dark Matter

As promised, here are photos from our time during the Hunt for Dark Matter:

http://steve.cooleysekula.net/photos/HuntForDarkMatter/

Here’s another photo from the hunt for dark matter:

This photo is the result of more gravitational lensing on colliding galaxy clusters. The blue halo represents the amount of lensing due to non-luminous (dark) matter. We’re seeing the collision end-on, unlike the “bullet cluster” which we see from the side. For the whole 50-page paper, see http://arxiv.org/abs/0705.2171.