T he sky isn't just blue by chance. I t takes all the colors of the rainbow for us to see it that way. I t happens because of something called the Rayleigh effect, or Rayleigh scattering ...

“The rainbow colors are the symbol of the solidarity of ... asked a defendant and some visitors to remove badges shaped like blue ribbons, a symbol of efforts to rescue people abducted by ...

Thursday, April 3rd, is National Find a Rainbow Day. Hawai'i, the "Rainbow Capitol of the World," is known for its vibrant Ānuenue (rainbows), but climate change threatens their future. A ...