Why Are Eggshells So Strong?
For millions of years, birds have been evolving to make the perfect eggshell. But how are eggshells so strong, and yet still breakable?
Read MoreFor millions of years, birds have been evolving to make the perfect eggshell. But how are eggshells so strong, and yet still breakable?
Read MoreBy Jonathan Trinastic @jptrinastic Zoom in to the nanometer scale—less than the width of a human hair—and you might think the new device designed by a team of scientists led by Lei Zhang is a honeycomb. Upon closer inspection, you would find that the hexagonal structure is made of gold and that a long string of organic molecules winds up and down through each hexagonal space. And one more thing: this device, so perfectly structured in the world of atoms and molecules, can create electricity from light. These researchers from…
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