› added 1 year ago

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TIL that in 2012, the National Reconnaissance Organization (NRO) gifted NASA two space telescopes with capabilities exceeding that of the Hubble telescope. For example, the telescopes have shorter focal lengths, which in turn gives them a field of view that is 100x larger than Hubble.

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via reddit.com

9YYlr TIL that most pizza sold in Italy is specifically created to match the tourists' expectations of what authentic pizza is, not to match authentic Italian recipes. Tourists then go home and open up pizza shops to recreate this "authentic" experience. This is called the Pizza effect.
ne4XP TIL college textbook prices have risen 1000% since 1977.
4566 TIL that an Australian family used a large black crystal as a doorstop for over a decade before realizing that it held a 733-carat black sapphire, the Black Star of Queensland
XgPP TIL Gandhi believed women who were raped lost their value as human beings & condoned honor killings. He also labelled women who used contraceptives “whores.” Towards the end of his life, he moderated his views.
AgDx TIL there are more than 83,000 Americans who are still listed as Prisoners of War or Missing in Action. Also, the third Friday of every September is National POW/MIA Recognition Day.