Smart navigation of microswimmers in Poiseuille flow via reinforcement learning Priyam Chakraborty, Rahul Roy and Shubhadeep Mandal Eur. Phys. J. E, 48 6-7 (2025) 30 Published online: 12 June 2025 DOI: 10.1140/epje/s10189-025-00496-1