Vitamin B12: Power broker to the microbes

Constant jostling for precious commodities—money, oil, high-speed Internet access, our morning coffee—shapes the world we live in.

A new perspective on microbes

Most of us considered microbes little more than nasty germs before science recently began turning our view of the microbial world on its head. A "microbe" is a bacterium and any other organism too small to see with the naked ...

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