Learn English: Amazing 'Blue Marble' Fruit Uses Optical Trickery (hard)

20 hours, 53 minutes ago

Amazing 'Blue Marble' Fruit Uses Optical Trickery

This fascinating fruit has a beautiful metallic blue shine.

However, the vivid color is not from actual blue pigment.

Instead, a special structure in the cells creates an optical illusion.

This stunning effect helps the fruit attract birds for seed dispersal.

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Source

Original: ScienceAlert

Tags

#structural color #optical illusion #Pollia condensata #natural iridescence #fruit biology

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