Tag Archives: bend

Optical illusion

Rainbows are spectacular optical illusions! For Rene Descartes’ description of a rainbow in 1637, click here. Rainbow: light passing through water drops from Planet Pals… ——————————————————————————————————- Here are some Q & A highlights about rainbows from Weather Wiz Kids: How do we get rainbows? Rainbows are spectacular rays of color. Sunlight looks white, but it’s [...]

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  • Countdown to Powers of Ten Day

    • 10/10/10 2957 days ago