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TIL Blue eyes do not contain blue pigments. The color comes from structural color, there are small particles suspended within the fibrovasular structure of the stroma that cause blue light to scatter. This is an example of the Tyndall effect.

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KOMP9 TIL the official twitter account of Sweden is given to a random citizen every week to manage because "No one owns the brand of Sweden more than its people".
lAPr TIL that between 1977 and 1979, New Zealand offered scenic Antarctic flights. They stopped when one plane crashed into an Antarctic volcano killing all 257 people on the flight. The wreckage still remains at the crash site.
QJr56 TIL that dogs can suffer from PTSD, and even experience flashbacks of traumatic experiences.
a886A TIL that whenever 9th Vice President Richard Mentor Johnson was absent from his plantation, Julia Chinn, an enslaved woman who was also his common-law wife, was put in charge of managing the entire plantation. All workers on the property were to obey her, even white employees.
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