Diamonds: Hard as Aerogel

Diamonds are as useful as they are beautiful. They coat our blades, sharpen our tools, and convince women way out of our league to marry us. Researchers have now managed to construct a diamond aerogel 40 times as dense as air.

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Taste of Tech: Breakfast, Shot from Guns

An atemporal history of puffed cereals suggests that the links between food and industry stretch back to the beginnings of civilization. The latest in our series on the science and technology of food, co-produced with GOOD.

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