A species of butterfly uses its decorative flair for protection and also varies its color and intensity by season as predator types change.
These animals know how to brighten the land, sea, or wherever they happen to live.
Researchers have figured out how to use artificial photonic materials to mimic the butterfly's attractive light show.
A mysterious butterfly-shaped cloud spotted over St. Louis last week was built from actual butterflies.
Contest yields a stunning array of pictures of nature in action.
Butterflies come in an almost unimaginable number of colors -- whether taking flight or resting on a leaf, the showy insects deserve a showcase.
Long known for using a type of solar compass in the brain, the insects can also migrate when skies are overcast, suggesting a magnetic compass.
A new way of texturing surfaces could make certain materials ultra-waterproof.
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