A CALORIE is a calorie, so they say. It shouldn’t matter whether it comes from steak, a carrot or a doughnut. Except that it does. And those calorie counts on food packets? Well, they aren’t much to ...
What is a calorie? While most people think of calories in relation to food, calories are simply a unit of heat energy. In fact, measuring calories is essential to energy science because every chemical ...
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