Swedish and Chinese scientists have developed organic solar cells optimised to convert ambient indoor light to electricity. The power they produce is low, but is probably enough to feed the... Read more
Researchers at the University of Waterloo have taken a huge step towards making smart devices that do not use batteries or require charging. These battery-free objects, which feature an IP a... Read more
Engineers have developed printable metal tags that could be attached to everyday objects and turn them into “smart” Internet of Things devices. The metal tags are made from patterns of coppe... Read more