› added 7 years ago

138

TIL usually people blink 20 times per minute but only 7 times while using computer

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ZpyDG TIL about Tetrachromats - people with a special receptor in their retinas that allow them to see millions of colors that most of us can’t distinguish!
8wgb TIL Rand Paul is proposing a constitutional amendment stating Congress shall make no law applicable to a citizen of the United States that is not equally applicable to Congress.
0wODA TIL 11 Different Versions of Captain America's To-Do List Appeared in Various International Releases of Captain America: The Winter Soldier; the German One Included Currywurst
xVQ1b TIL the iconic, tall, long-armed Saguaro Cactus, which has become a symbol of the American West, only grows in one place. It's native to the Sonoran Desert, an area of land along the Arizona, California, and Mexico borders.
R5mmQ TIL about world's hardest dish suodiu, a Chinese street food where you suck spicy flavor off stir-fried stones, then spit them out. It’s cheap, oddly popular, and you can keep the rocks!