Rainbow State

A virtual tour of the scientifically best place for rainbows

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A rainbow appears in the afternoon on Day 4 of the Hawaiian Pro at Haleiwa, Oahu, Hawaii, USA (Photo...
Keoki Saguibo/World Surf League/Getty Images

Steven Businger

Hawaii is known as the Rainbow State, and research from a University of Hawaii professor shows that this is more than just a cute nickname.

Minghue Chen

According to scientist Steven Businger, four factors make Hawaii the best place on Earth to see this stunning natural phenomenon in action.

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