DiRAC BlueGene/Q Upgrade

The BlueGene/Q supercomputer serving the UK’s DiRAC Consortium is getting a 50% boost in computing power to keep it internationally competitive for particle physics and astrophysics simulations. This matters because the most demanding calculations in fundamental science—simulating the strong force that binds quarks and gluons inside protons, or modelling the hot, dense matter of the early universe—require machines that can crunch numbers at an extreme scale. Without this upgrade, UK researchers would lose the ability to run high-precision simulations of Standard Model processes, which are essential for comparing theory against experimental data from particle colliders. Those comparisons are how physicists hunt for signs of new physics beyond current understanding. The upgrade is purely for fundamental science. It will not directly change a product or service tomorrow. But the same kind of large-scale simulation work has historically underpinned advances in materials design, climate modelling, and data-analysis techniques that later found their way into industry. If the simulations succeed, they could sharpen the search for undiscovered particles and deepen understanding of how galaxies, stars, and the masses of elementary particles arise—knowledge that often seeds unexpected applications decades later.