We see it most everywhere we go -- in grocery and convenience stores, fast-food restaurants, on television -- usually looking very appealing. But just what are the facts about junk food?

The most popular junk foods in the U.S. have been revealed but nutritionists have shared tips with Newsweek on how to enjoy them more healthily.

Many blacktip reef sharks in French Polynesia are commonly fed by tourists. But the low-quality diet is changing the sharks’ behavior and physiology.

It could soon be harder to ignore the nutritional red flags on your favorite junk food. This week ... more detailed nutrition facts on the back of packages, but would act as a complement to ...