Sourdough starters: How flour choice shapes microbial communities

Sourdough starter, a fermented mix of flour and water, is a staple for bakers. It's also a rich experimental testing ground for microbiologists. The bread's chewy texture and tangy taste arise from the mix of microbes that ...

A newly identified virus emerges from the deep

The Mariana Trench, the deepest place on Earth, plunges nearly 11,000 meters at its lowest point on the floor of the Pacific Ocean. Life persists in the deep and cold darkness, and "wherever there's life, you can bet there ...

Are cancers newly evolved species?

(PhysOrg.com) -- Cancer patients may view their tumors as parasites taking over their bodies, but this is more than a metaphor for Peter Duesberg, a molecular and cell biology professor at the University of California, Berkeley.

Pee power: Urine-loving bug churns out space fuel

Scientists on Sunday said they had gained insights into a remarkable bacterium that lives without oxygen and transforms ammonium, the ingredient of urine, into hydrazine, a rocket fuel.

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