Author(s): Florian Schott, Benjamin Dollet, Christian M. Schlepütz, Cyrille Claudet, Stefan Gstöhl, Rajmund Mokso, Stéphane Santucci, and Christophe Raufaste Liquid foams are archetypal athermal amorphous solids whose elasticity arises from the jamming of densely packed bubbles. We investigate the stress relaxation of nonaging liquid foams following flow cessation, using fast x-ray tomorheoscopy. Thanks to in situ, time-resolved measurements, we uncover … [Phys. Rev. Lett. 137, 168201] Published Thu Oct 15, 2026