How light behaves

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Interference: Waves of light meeting in a soap filmInterferenceWaves of light meeting in a soap film Caustics: Light focused by a curved, moving surfaceCausticsLight focused by a curved, moving surface Dispersion: White light split into its colorsDispersionWhite light split into its colors Refraction: Crystals bending lightRefractionCrystals bending light Droplets: Each one a tiny lensDropletsEach one a tiny lens Focusing: A sphere gathering sunlightFocusingA sphere gathering sunlight Thin film: Color from interference in a thin layerThin filmColor from interference in a thin layer Ice and light: Caustics through melting iceIce and lightCaustics through melting ice Edges: Prismatic light on glassEdgesPrismatic light on glass