BBC Click on’s Nick Kwek appears to be like at a number of the better of the week’s expertise information, together with engineers on the Massachusetts Institute of Know-how (MIT) fuse flakes of graphene right into a sponge-like object to create one of many strongest 3D supplies ever produced.

Plus, Fb is to check taking part in adverts throughout the center of movies and the Amazon Echo gadgets which have been activated by a TV presenter’s remark.

See extra at Click’s website and @BBCClick.