Why isn't the universe as bright as it should be?

Why isn't the universe as bright as it should be?

03/10/2015 12:40 PM EDT

This study explains why galaxies don't churn out as many stars as they should.

Full story at http://newsoffice.mit.edu/2015/galaxies-regulate-stars-0304

Source
Massachusetts Institute of Technology

This is an NSF News From the Field item.