An experiment looking for the signal of dark matter deep in an underground lab in Italy turned up no candidate signals in 11 days of early operation, the experimental collaboration reported in a paper posted online Monday . The underground detector, called XENON100, only recently began taking data but is already challenging prior claims and hints of dark matter signals, according to the team, which published its findings on the physics preprint repository arXiv.org . [More]
Early Results from Large Dark Matter Detector Cast Doubt on Earlier Claims
