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Understanding Global Change

This interactive module allows students and educators to build models that explain how the Earth system works. The Click & Learn can be used to show how Earth is affected by human activities and natural phenomena.

Winogradsky Column: Microbial Ecology in a Bottle

This interactive module consists of a virtual Winogradsky column, which can be used to explore the diversity of microbes, microbial metabolic strategies, and geochemical gradients found in sediments.

The Geologic Carbon Cycle

This animation explores how carbon enters the atmosphere and can be removed through a series of chemical reactions.

Molecular Structure of Fat

This tutorial describes the various forms of “fat” — from a tissue, to a cell type, to a class of molecules.

How The Body Uses Fat

This tutorial explores how fat is digested, transported, stored, and used for energy.

The Fate of Fat

This animation shows how dietary fat gets digested, packaged, and sent to various tissues for storage or energy.

Body Mass Index (BMI)

This animation explores how BMI changes for a given height with varying weights and explains why using BMI as an indicator of healthy body weight can be misleading in some cases.