Slices of Blue Sky

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Food Data Visualization, Food Science

Caffeine in Your Cup of Tea: Loose Versus Bagged

December 18, 2016 No Comments
Caffeine in Tea versus Time

Let’s face it: a cup of tea can taste great and be a relaxing ritual, but the caffeine might be the biggest attraction. And if you want to get the most (or least) in your cup, scientific articles can be a valuable resource. In particular, some of the papers by a group from the University […]

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Food Data Visualization, Food Science

Afternoon Tea in the Laboratory: Part 2

September 9, 2009 4 Comments

A few weeks ago, I reviewed an academic paper on tea brewing — how brewing technique and tea brand affect caffeine and dissolved solids levels. In that paper, the authors demonstrated that the highest level of dissolved solids (which correlates with flavor and possibly anti-oxidants) come from loose leaves or a well-agitated tea bag, and […]

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Food Data Visualization, Food Science

Afternoon Tea in the Laboratory: a Scientific Paper about Brewing Tea

July 16, 2009 3 Comments

(Updated 10/23/16:  new image, fixed broken links) Sometimes, when afternoon fatigue weighs me down at the office or on groggy weekend mornings, my mind drifts to thoughts of tea and caffeine. How could I brew the most potent cup of tea to break out of the doldrums? What are the flavor trade-offs? Among the many […]

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Slices of Blue Sky

A blog about food, history, data visualization, and more

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