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The Biology of Skin Color

This film explores the hypothesis that different tones of skin color in humans arose as adaptations to the intensity of ultraviolet radiation in different parts of the world.

Seeing Single Molecules Move

This animation shows how transcription factors find their binding sites in real time. It is based on data from an imaging method that can track single molecules in a living cell.

The Mosquito Life Cycle

This video provides a quick overview of the mosquito life cycle, from egg to adult, and discusses how mosquitoes can transmit viruses to people.