Sweat can power mobile devices

(USA) Engineers at an American university have developed a wearable biofuel cell - powered by sweat - that could provide energy for a range of mobile devices. The stretchable cells, made by a team from th...

Warm reception for solar benches

(USA) An American startup has attracted multi-million dollar backing for its solar benches. The solar benches, from Soofa, charge devices using solar power. The MIT Media Lab spin out - launched by female...