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TIL over 70% of the restaurants on Kitchen Nightmares closed after the show.

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v1vlx TIL that L. Frank Baum, author of "The Wizard of Oz", wanted to exterminate all remaining American Indians in the 1890s
nWXxo TIL the BIPM doesn't use a physical rod that's exactly 1 metre similar to the physical "Kilogram" specimen, instead use concise measurement of light & time defined in 1984 by the CGPM as the distance light travels, in a vacuum, in 1/299,792,458 secs with time measured by a cesium-133 atomic clock.
nWwY9 TIL that the post-medieval Burmese and Thai kingdoms fought 24 wars across a period of over 200 years.
MWr7 TIL the star Mira has a surface that pulsates in such a way as to increase and decrease its brightness over periods ranging from about 80 to more than 1,000 days. This means sometimes the star is incredibly dim, while other times it is one of the brightest stars in its constellation.
J19Y1 Today I learned that Oxford University is so old that they don't even know when exactly it was founded and that the earliest evidence of teaching there goes back to 1096.