James Hamlin found problems with the work of controversial physicist Ranga Dias. James Hamlin found problems with the work of controversial physicist Ranga Dias.
US News: A scientific journal has retracted a paper claiming the creation of a room-temperature superconducting material. Chinese scientists doubted the validi
More China scientists challenge superconductor bombshell from US team
Three separate studies fail to replicate ‘shocking’ claims of superconductivity at.