1. A hole lot of nothing found by astronomers

Comment #65589 by Guilty Secret on August 25, 2007 at 2:17 am

But one area of the universe had radio pictures indicating there was up to 45 percent less matter in that region.

Rudnick then checked observations of cosmic microwave background radiation and found a cold spot. The only explanation, Rudnick said, is it's empty of matter.