Jet engines are built to terrifyingly tight tolerances, yet the latest simulations on the world’s first exascale supercomputer suggest their biggest weakness may be measured in micrometers.
A module of the first European exascale-class supercomputer, JUPITER, one of the four most powerful systems in the world, at Forschungszentrum in Jülich, Germany, on Sept. 5, 2025. (Rolf Vennenbernd / ...