Manufacturing Bits: Oct. 29

Searching for dark energy The first tests have been conducted on a new cosmic cartography system that will soon search for dark energy and galaxies in the universe. The system, called the Dark Energy Spectroscopic Instrument (DESI), is a complex unit with 5,000 fiber-optic eyes. The DESI system is mounted on top of the 4-meter Mayall Telescope at the Kitt Peak National Observatory in Ariz... » read more