That machine, the Titan Supercomputer, is capable of churning through more than 20,000 trillion calculations each second or 20 petaflops. (1 petaflop = 1 quadrillion instructions per second).

The potential for our understanding of the universe has taken a giant leap forward after Frontier, a supercomputer based ... simulations of Saturn's moon Titan. The DoE/HACC team had spent seven ...