![](//tohru-sugahara.com/wp-content/uploads/pz-linkcard/cache/95463f47eb0f249dc91347479013cfa9bf29882e9a24c6d5cd63b1cd127a622f.jpeg)
How do you power billions of sensors? By converting waste heat into electrici...
https://www.advancedsciencenews.com/how-do-you-power-billions-of-sensors-by-converting-waste-heat-into-electricity/
Researchers at Osaka University are helping to power portable sensors that do not use batteries by generating electricity from heat that is otherwise wasted.