This visually vibrant activity demonstrates what happens when dish soap weakens the bonds that hold fats and proteins suspended in milk. Perhaps you can have chemistry lab groups perform this activity when they are learning about...

Colorful pictures and animation accompany a thorough explanation of the digestive process. Each anatomical part of the digestive system is explained as well as the chemical signals that are affiliated with digestion and absorption....

This animation demonstrates how body mass index affects the degree of obesity in an average height human male. [1:21]

One of the bodies main sources of energy is fat; this comprehensive slide show presentation explores the ways the body processes fat, including digestion, transport, conversion, and energy extraction.

A scientific inquiry into what causes obesity. Includes research surrounding a chemical in the brain proven to regulate body weight. [12:20]

In this Fizzy's Lunch Lab video, Fizzy interviews Food Pyramid, who tells him that he's retiring! But wait, there's a new food helper in town-- Food Plate! Students learn about the idea of the Food Plate, that divides the average meal...

With so many diets and dieters, why are Americans collectively getting bigger? Science Friday discusses this growing concern in this episode.

A study published this week finds that 'brown fat' - a type found in babies - is actually present in adults as well, and has impressive calorie-burning powers.

This lesson will explain the structure of lipids as well as discuss their function in our bodies. It is 6 of 7 in the series titled "Lipids."

Learn about fat and calories. Links are provided for additional information as well.