“Cool balloons”, a workshop organized by the group of Dr Xavier Moya for the Science Festival, has been featured on the Saturday morning show on BBC Radio Cambrigeshire, where Juan Manuel Bermúdez García and Guillaume Nataf discussed the challenges of current refrigeration technologies and the promising alternative offered by mechanocaloric materials.

Full show available online (listen from around 02:53:00) : https://www.bbc.co.uk/sounds/play/p072zt42