KQED Science explores science and environment news, trends and events from the San Francisco Bay Area and beyond with its award-winning features and reporting on television, radio and the Web.
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Whether it’s a lager or ale, sour or bitter, dark or light, most beer has one thing in common: yeast. KQED Science visits a commercial yeast laboratory and a local brewery to reveal how this key ingredient is a major player in both science history and beer production.
Feb 11, 2014•7 min
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