Ranger flexes its muscles by simulating the "rising temperature plume within the Earth’s mantle." By Rhea Group (Carsten Burstedde, Omar Ghattas, Georg Stadler, Tiankai Tu, Lucas Wilcox), in collaboration with George Biros (Penn), Michael Gurnis (Caltech), and Shijie Zhong (Colorado)At the beginning of this month, the world's most powerful supercomputer for open scientific research officially went online at the Texas Advanced Computing Center (TACC) at UT Austin. Dubbed "Ranger," the high performance computing (HPC) system......