Today’s report concludes that contrary to popular belief, purified drinking water from home faucets still contains bacteria. And scientists are reporting discovery of a plausible way to manipulate those populations of mostly beneficial microbes to potentially benefit consumers.

Supplying Safe Drinking Water: Leveraging bacteria in drinking water to benefit consumers

Taking inspiration from trees, scientists have developed a battery made from a sliver of wood coated with tin that shows promise for becoming a tiny, long-lasting, efficient and environmentally friendly energy source. Their report on the device — 1,000 times thinner than a sheet of paper — appears in the journal Nano Letters.

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Supplying Safe Drinking Water: Leveraging bacteria in drinking water to benefit consumers

Supplying Safe Drinking Water: Leveraging bacteria in drinking water to benefit consumers