Topic: Brewing Science

Getting the Most From Your Hydrometer

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Nine times out of ten, a hydrometer can tell you what’s going on with your beer.

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Culture In Your Kitchen: Step-by-Step Guide to Growing Yeast

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Put on your lab coat and grab a petri dish: Here’s a step-by-step guide to growing your own yeast strains at home.

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Beano Brew!

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Use this common tablet to fight flatulence… oh, and to brew your own version of low-carb light beer.

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Homebrew Lab Equipment

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From the humble hydrometer to a handheld pH meter, here are the gizmos every science-inclined homebrewer should have.

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Simple Tests You Can Perform at Home

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One key to success for professional brewers is consistency. A commercial product must be consistent and consistently good (contamination free).  Most professional brewers have access to a laboratory for testing their products

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Taking Control of Specific Gravity

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Specific gravity affects many aspects of your homebrew, including its alcohol content, sweetness, and mouthfeel. Keep track of a few numbers while brewing to make the best beer possible.

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Controlling Diacetyl

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Yeast is an amazing organism. It is responsible for producing bread, wine, distilled beverages, and beer. When yeast ferments beer, it produces more than 500 different compounds. Many of these compounds give


Understanding Polyphenols

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Understanding Polyphenols  Polyphenols present a classic dilemma for the brewer. On one hand, they taste bad. These bitter, astringent compounds— tannin is probably the best-known form of polyphenol — can ruin the

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A Peek into the World of the Single Celled

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Fermentation is everything to beer. Without it we’d have sweet barley tea to share with friends or something to put on our pancakes. Fermentation is where the alcohol and CO2 that make

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The Power of pH

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The level of pH in your mash, wort, and beer affects processes from enzyme function to hop extraction to yeast vitality. Understanding pH helps you manipulate pH levels for great-tasting beer. But


Homebrew Science Experiments

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A lone figure stands above the steaming kettle. A sample of the malty liquid is carefully drawn off, cooled, and then poured into a graduated cylinder. He drops a glass hydrometer slowly

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Calling Dr. Science

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Maybe you’ve heard this comparison: Each beer, to a passionate homebrewer, is like a child. The brewer has raised the beer from nothing. He’s nurtured it. He’s eagerly monitored its progress. And

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