Letter: There's nothing new under the sun

Published 20 January 2016

From Tony Williams

Reporting a flexible organic solar cell, you pose the question: “Would you wear solar power on your wrist?” (19/26 December 2015, p 20). I can only reply that I have been doing so for years – I have a solar-powered watch.
Whaley Bridge, Derbyshire, UK

Issue no. 3057 published 23 January 2016

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