A controversial room-temperature superconductor result has now been retracted
The retraction is the third for beleaguered physicist Ranga Dias
![Physicist Ranga Dias in the laboratory](jpg/110723_ec_retract_featb14e.jpg)
Physicist Ranga Dias, pictured, gained fame for making big-if-true claims of creating high-temperature superconductors. But a recent paper has now been retracted, in the third prominent retraction for Dias’ group.
J. ADAM FENSTER/UNIVERSITY OF ROCHESTER