ANXIOUS TO test the safety and reliability of its nuclear arsenal without nuclear testing, Russia has acquired five American made supercomputers, according to Russia's Ministry of Atomic Energy (MINATOM). The acquisitions of the supercomputers for use in simulating nuclear explosions were deliberately publicized at a January 13 press conference by the head of MINATOM, Viktor Mikhailov. Russia claims to have four Silicon Graphics "Power Challenge L" deskside servers, together capable of more than 4,400 million theoretical operations per second (MTOPS), and one IBM Corporation RS 6000 SP system capable of 10,000 MTOPS. Russian attempts to buy similar machines directly from...