Fire Rainbows

Fire Rainbows

Rainbows are rarely seen at noon. This is because sunlight needs to hit a raindrop at around a 42 degree-angle to form a rainbow, which is unlikely to happen when the sun is high in the sky. LEARN MORE:

05:37

from It's Okay To Be Smart

13:24

from DrPhysicsA

02:45
05:50
02:53

from MinutePhysics

Key Facts In This Video

  • 1

    What Isaac Newton labeled "blue" on the rainbow, we would call blue-green, teal, or cyan. (0:26)

  • 2

    Purple, magenta, and hot pink don't occur in a rainbow produced by a prism. (0:57)

  • 3

    Interference from rain drops can create supernumerary rainbows, which may overlap with a primary rainbow to create colors such as purple. (1:43)

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02:15

from Chandra X-ray Observatory

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