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When humans see purple, we’re really seeing a blend of red and blue light. Hummingbirds see purple plus ultraviolet—and lots of other nonspectral colors. A new study found that the birds could see every nonspectral color that the researchers threw at them.

Read more arstechnica.com

N7K8Q TIL The song "Blame Canada" in The South Park movie, was nominated for an Academy Award for best original song. Unfortunately the song lost to Phil Collins' "you'll be in my heart" from the movie Tarzan.
0wk4L TIL Hummus has gotten so popular, tobacco farmers have switched to growing chickpeas to meet demand.
9Y7G TIL American juries can nullify a law by ignoring it, and letting the defendant go free.
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