A black hole's spin could finally be measured by a high-speed star Star orbiting close to Sagittarius A* could reveal its spin — plus, how exoskeletons might change the way humans move. By Benjamin Thompson & Nick Petrić Howe

A black hole's spin could finally be measured by a high-speed star Star orbiting close to Sagittarius A* could reveal its spin — plus, how exoskeletons might change the way humans move. By Benjamin Thompson & Nick Petrić Howe https://www.nature.com/articles/d41586-026-02607-0