Cereal box readers likely recognize the Food Guide Pyramid, a graphic designed by the US Department of Agriculture (USDA) as an easy-to-follow guide to healthy eating. The pyramid's designers thought ...

And, this isn’t the first time the USDA has released confusing ... help them eat well without the construct of a diet. The food pyramid has long been a source of fluctuating guidance around ...

In biology the relationship of what eats what and how energy passes through an ecosystem is called a food chain. Pyramids can help give us an overall picture of a particular food chain.