Reblogged from physicsworld.com: Photograph of a test site for the planned Jiangmen Underground Neutrino Observatory in China Test site for the Jiangmen Underground Neutrino Observatory Work has started on a huge underground neutrino lab in China. The $330m Jiangmen Underground Neutrino Observatory (JUNO) is being built in Kaiping City, Guangdong Province, in the south of…