http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. (PhysOrg.com) -- Thirty years ago, particle physics delighted in discovering the "bottomonium" family -the set of particles that contain both a bottom quark and an anti-bottom quark but are bound together with different energies. Ever since, researchers have sought to ascertain the lowest energy state of these tiny yet important particles. http://www.physorg.com/news134923611.html Physics Thu, 10 Jul 2008 15:46:51 EST news134923611