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TIL NASA had plans for a manned mission to Mars and a permanent space station called Freedom. They were scrapped due to budget cuts, although the work on Freedom was used to build the International Space Station

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JYjDl TIL Guinness records are applied for and not sought out by Guinness (such as a 118 yr old Bolivian woman who beats the current Guinness record holder by 6 years) meaning many Guinness record holders may not actually be world record holders.
YpX0G TIL Uranus and Neptune are not "Gas Giants" as is commonly believed, but belong to a separate category of giant planets called "Ice Giants." This is because less than 20% of their mass is made up of hydrogen and helium. True gas giants like Jupiter and Saturn are over 90% hydrogen and helium.
yQOXe TIL modern studies do not show any association between saturated fat and higher risk of death for any reason (cardiovascular disease, heart attack, stroke, etc.) but they do show up to a 34% increase in death associated with unsaturated industrial plant oil-based fats such as margarine
gMGjW TIL that there are apocalypse guidestones in Georgia with rules on how to rebuild society in 8 languages.
LkVvp TIL In 1997, the FDA rules governing pharmaceutical advertising changed, allowing companies to name their drug and what it's for, while only naming the most significant potential side effects. Nielsen estimates there's an average of 80 drug ads every hour on American television, up from 3 in 1996