Research on human cells in space may uncover the hidden mechanisms behind ageing. Exciting developments are underway at the Space Innovation Lab at the University of Oxford! The launch of human tissue samples to the International Space Station marks a bold and forward-looking step in scientific discovery—one aimed at unravelling the mysteries of ageing. This pioneering research holds tremendous potential for unlocking transformative insights into musculoskeletal health and regenerative medicine, paving the way for future breakthroughs that could benefit millions on Earth.