› added 5 years ago

191

TIL that cheetahs are so shy that zoos give them their own emotional "support dogs".

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m1VBP TIL There is a word called “Tittynope” which means: A small quantity of anything left over. This word is no.11 on a list of the most unusual words according to culturesconnection.com.
wLX9P A new study published February 15 in the Monthly Notices of the Royal Astronomical Society finds that the Andromeda galaxy is actually around the same size as our own galaxy. Scientists previously thought Andromeda was about two to three times the size of the Milky Way, and that it would one day swallow us up in a galactic smashup billions of years away. But researchers using a technique to measure “the speed required to escape a galaxy” have figured out why Andromeda is smaller than research has suggested, according to the International Centre for Radio Astronomy Research (ICRAR). This could seriously change the outcome of that eventual merger.
Zp5Za TIL Newton tested the theory of gravitation involving the moon and Earth but found a discrepancy so large that he did not publish it. Six years later, a new measurement of the size of the Earth and distance of the moon came out and Newton recalculated again to show his theory worked
mxrpx TIL that "Airplane" was judged "culturally, historically, or aesthetically" significant and added to the National Film Registry in 2010
N7rmE TIL that 70% of wealthy families lose their wealth by the second generation, and 90% by the third.