Battery-free, energy-harvesting perpetual machines: the weird future of computing

A new breed of computers could run forever—or at least until long after we’re gone
A new breed of computers could run forever—or at least until long after we’re gone
In the not-too-distant future, technologists say, most computers will be tiny, ubiquitous, and won’t ever need new batteries—because they won’t have any. Their latest proof is a highly unusual Nintendo Game Boy.