Science and Nature

Nature's Mood Rings: How Chameleons Really Change Color

See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

Season 2 Episode 6 | 3m 38s | CC

Chameleons don't change color to match their environment; it's just the opposite. How do they do it? By manipulating tiny crystals in their skin.

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