Dark matter and Nerve Cells - the connecting threads | Science News | Scoop.it
From arstechnica.com - July 8, 2012 2:55 AM

Gravitational lensing reveals a dark matter filament predicted by theory. Simulations of the Universe on the largest scales show an unexpected resemblance to nerve cells in the human brain, with galaxy clusters playing the role of the cell body and thinner filaments of matter linking them like axons.