Taste is a highly subjective thing. But when science gets involved, things have to be measured, and the measurements must be exact.
Here are 11 ways that food is precisely measured. Bitterness can be determined based on a specific scale, and the amount of sucrose in a solution can be easily calculated. Some others are a little more esoteric: stretching cheese to measure its texture; determining the color of a beer based on how much light passes through it; testing the strength of coffee.
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Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.