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TIL 5% of Americans have Gilbert's syndrome, which affects the liver's ability to process bilirubin. People with GS are less likely to develop heart disease due to the antioxidant nature of bilirubin.

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WkmKd TIL: Research has shown that when people are exposed to a coffee scent, they perform better on analytical tasks. Despite the scent having no caffeine in it, its effects are similar to drinking coffee due to participants' expectations, suggesting a placebo effect.
OJeg TIL that during WWII, American and British Commanders successfully pressured the Free French forces to liberate Paris with an “Only White” division, despite despite whites only making up 40% of the total army.
1aER8 TIL Shishi-odoshi, used in japanese gardens as part of the visual and aural design, were originally designed to scare away animals such as deer or boars from grazing on the plants nearby.
gM1Ry TIL In an experiment, students who used laptops had substantially worse understanding of the lecture than those who did not. The researchers hypothesized the lecturer’s words flowed right to the students’ fast typing fingers without processing in their brains
l5l1 TIL that sea stars (starfish) are actually top predators feared by everything else in their habitat. Removing them causes widespread effects throughout the ecosystem, just like removing wolves from the forest or lions from the savannah.