Posted elsewhere, but sometimes good posts sink for no reason here...and this story deserves some love. 270Gbps is nothing to sneeze at!
Nature link is an $18 paywall, but the Cornell Photonics group put all their papers up as pdf so I'm sure this one will jin them soon - http://nanophotonics.ece.cornell.edu/publications.html - there's a nice mix of blue-sky and coming-soon stuff.
http://www.nature.com/nphoton/journal/v3/n10/abs/nphoton.200...