Chitraleema Chakraborty, Aqiq Ishraq, Alexander Hutchinson, Collin Maurtua and Muhammad Hassan Shaikh gather around a cryostat system used for low-temperature optical and electrical measurements in next-generation magnetic sensing research. A five-year NSF-funded project aims to uncover hidden magnetic activity that could lead to advances in wearable devices, brain imaging and other technologies Magnets are used in everything from cars to computers.