‘Now, we all know that it’s easy to make fun of things and have a bit of a laugh, but we will never learn anything with that sort of approach, so I would like you all to take what is to follow seriously so that we may benefit from the experience.’ A frisson ran round the ...
Most current cell phones use lithium-ion batteries that are simply not suited to implantation in a person's body. First, they're too big -- most cell phone batteries, while relatively thin, are at least a few inches square. Second, the more compact the battery is, the thinner and more...