› added 1 week ago

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TIL metal or blood by itself doesn't have a smell. The "metallic" smell of blood is instead derived from Fe2+ (iron) ions in metal/blood which react with fatty acids in sweat, forming 1-octen-3-one, which gives the characteristic "metallic" smell of metals and blood.

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yQGYX TIL a 96-year-old self-taught conservationist dedicated the last 40 years of his life to saving North American bluebird populations, building and monitoring 350 nest boxes all across southeast Idaho. In part from his conservation efforts, bluebird populations have significantly rebounded.
XdWr TIL it took a judge’s ruling to settle an argument whether Snuggies are blankets or clothes (Because blankets and clothes are taxed differently)
Wk6BX TIL A fictitious soft drink was created to prove the effectiveness of advertising on buses. So many people started demanding it that the drink actually starting being made by restaurants and soft drink companies
pYEAe Today I learned about independent cities - cities in the United States that have the governmental power of counties and thus do not belong to any county or counties.
Zp85a TIL that in the 1970s, Sony made a prototype of a video game console, two decades before the PlayStation would release