An Egyptian-born nuclear physicist is suing the US Department of Energy over the revocation of his security clearance. Moniem El-Ganayni worked from 1990 as a scientist at the Bettis Laboratory, a contract lab for the energy department near Pittsburgh, Pennsylvania, that works on nuclear propulsion. El-Ganayni, a US citizen since 1988, is an active member of the local Islamic community...[snip] In May, the energy department revoked El-Ganayni's security clearance, in part because he was suspected of “conflicting allegiances”. Shortly thereafter, he was fired from the laboratory. El-Ganayni's suit, filed with the help of the American Civil Liberties Union, claims that...