Newswire: 8 Jan 2014 - Lawrence Berkeley National Laboratory - BOSS Measures the Universe to One-Percent Accuracy

The Baryon Oscillation Spectroscopic Survey makes the most precise calibration yet of the universe's "standard ruler" - Today the Baryon Oscillation Spectroscopic Survey (BOSS) Collaboration announced that BOSS has measured the scale of the universe to an accuracy of one percent. This and future measures at this precision are the key to determining the nature of dark energy.