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Carbon Nanotubes Were An Ancient Superweapon

There’s a reason why we call it the “march of progress” instead of the “moonwalk of progress.” Technology is meant to move steadily forward, but there are still plenty of times when tech has inexplicably reversed course on us. One of the most striking examples are Damascus swords.
» 5/29/15 3:38pm 5/29/15 3:38pm