Because fiber is indigestible, it's good for you.
Fat-free foods often use more sugar to compensate for the food's lack of fat.
We explain the difference in caloric value between sugar and some artificial sweeteners like aspartame.
Which species provides milk that is extremely protein rich and has three-times the caloric value of buffalo milk?
Ice cream seems to be the worst offender in terms of calories. Is there a reason why it has to be so very fattening?
Are you counting calories? Here's how food scientists get their figures.
Is it possible for juice to be bad for you? Find out on today's Moment of Science: To Juice or Not to Juice?
Are nuts an overly fatty food or healthy snack?
Many gorillas in zoos are overweight and dying of heart disease in their twenties and thirties when they could live to be twice that age.
You've just snacked on rice cakes. Why are you still hungry?