21st-century alchemy: There's gold in that roll-up screen
Thanks to a cheap and eco-friendly process developed in Israel, roll-up screens and the like on your next smart device could be made of self-assembling gold.
The field of “flexible electronics” is reshaping our world, contributing to cutting-edge technologies like solar panels, “e-newspapers” and Google Glass. Whereas traditional electronics are locked in two dimensions, flexible ones venture into 3-D, bending the limits of what technology can do.
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