The best materials are, by and large, the most expensive: carbon fiber, diamond and scandium all have properties to lust for, but an eye-watering price tag to match. Now, material scientists have tweaked an iron-aluminum alloy at the nano-scale to make a material that's as strong and light as titanium, another expensive material, but just a tenth of the cost.
via Gizmodo http://ift.tt/1LPDT7h http://ift.tt/16kfZjg
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