A Greatest Human Invention: Is it Yet Unimagined?
One of the hallmarks of humanhood is innovation—more keenly so in modern times. Our forebears were without even the convenience of using wheels until a mere five and one-half millennia ago. In intervening years since, though, a succession of what-if thinkers have wowed their contemporaries with evolutionary leaps. During this wink in cosmic time—and for …
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