A controversial room-temperature superconductor result has now been retracted 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

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 But a recent paper has now been retracted, in the third prominent retraction for Dias’ group.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

A stunning claim of a room-temperature superconductor that grabbed headlines has fizzled. The paper was retracted November 7 from the journal Nature, making for a trio of high-profile retractions for physicist Ranga Dias of the University of Rochester.