Collagen powders, capsules, or drinks — which form works best? Compare the benefits, costs, and effectiveness of collagen supplements for healthier joints and skin.

“In general, there is not necessarily an optimal time of day to take collagen,” says Jordan Hill, R.D., C.S.S.D., a ...

The collagen supplement industry wants you to believe that beautiful skin comes in a powder or pill. With celebrity endorsements and promises of turning back the clock, these products have exploded ...

Fossils can reveal far more than the shapes of ancient creatures. Molecules preserved inside old animal bones provide clues about past diseases, what those animals ate, and the climates they lived in.