Don't look now, but you're surrounded by bacteria. It's just a fact of life. So is the fact that some of them want to get you sick. If only you could build a barbed-wire fence around everything you wanted to keep bacteria-free. Well, pretty soon, you might be able to. Nanotextured steel might transform everything from deli counters to medical implants.
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Written by Reuben Westmaas January 22, 2018
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