By Pooja Toshniwal Paharia Reviewed by Susha Cheriyedath, M.Sc. May 28 2026 A new physics-informed AI framework turns MRI tracer data into detailed maps of brain fluid movement, revealing how slow diffusion and faster directed flow may shape the brain’s waste-clearing system. Study: MR-AIV reveals in vivo brain-wide fluid flow with physics-informed AI . Image Credit: Gorodenkoff / Shutterstock In a recent study published in the journal  Science Advances , researchers developed a new artificial