Tag: Comparative science

According to research from Better Health Channel, the human body uses 50 to 80% of its daily energy just to maintain basic, life-sustaining functions. Just like a car engine needs fuel to power its systems, our bodies require a constant supply of nutrients to function, maintain, and repair themselves.

While the body's macronutrients offer different energy levels, fats are the most calorie-dense, providing about 9 calories per gram. But beyond biological molecules, the answer to which contains the greatest amount of energy per gram lies in the realm of nuclear physics, where mass is converted into staggering amounts of energy.