Science news articles about 'surplus energy'

... University Hospital in the United Kingdom. "Harvesting surplus energy might be a major transition in implantable ... (bpm), the device yielded an average harvested energy of 4.3 microjoules per cardiac ...

... It’s the flaunting of surplus. It’s the conspicuous display of surplus time, of surplus energy, and of surplus luxuries. And what was Thoreau doing at Walden Pond? He was flaunting a small flood ...