The everyday use of a GPS device might be to find your way around town or even navigate a hiking trail, but for two physicists, the Global Positioning System might be a tool in directly detecting and measuring dark matter, so far an elusive but ubiquitous form of matter responsible for the formation of galaxies.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/H...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/H...