The Baryon Oscillation Spectroscopic Survey (BOSS) is the largest component of the third Sloan Digital Sky Survey. BOSS has measured the clustering of nearly 1.3 million galaxies spectroscopically, ...
GAITHERSBURG, Md., Sept. 23 (UPI) -- The National Institute of Standards and Technology says it has created a nano-ruler, designed to be the most accurate X-ray diffraction calibration standard. NIST ...
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