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It’s an age of marvels

From the highly eclectic blog of Mark Dominus

Wikipedia says that as early as 1753 people were thinking that an electric signal could deflect a ping-pong ball at the receiving end. Some things I tell Franklin make him goggle and say “We did what?” and I shrug modestly and say yeah, it's pretty impressive, isn't it. Oh yeah, we send invisible rays at you from all directions, and measure how much each one was attenuated from passing through your body, and then infer from that exactly what must be inside and how it is all arranged.

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