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TIL Historians hoped to create a permanent indoor exhibit at Dallas Love Field to commemorate Johnson being sworn in as President there after JFK assassination. Plans came to a mysterious halt before the 50th anniversary in 2013. It is not fully understood why, the director refuses to discuss it

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OkQa TIL that very soon, tooth decay can be fixed by electrically reversing the process to help teeth ‘remineralise’.
MemNB TIL the British Library must store one copy of every single book published in the UK and Ireland. It houses over 200,000,000 publications, adds 6 miles (9.65 km) of new shelf space a year, and receives over 8000 new publications each day
v1Rpr TIL that after Beethoven went deaf, he found he could affix a metal rod to his piano and bite down on it while he played, enabling him to hear perfectly through vibrations in his jawbone. The process is called bone conduction.
OoEQ6 TIL Victor Vescovo has reached the deepest parts of all five of the earth's oceans. He has also climbed the highest peaks on all seven continents.
VJJ0 Today I learned that scientists proved in a study that the bond between people and their dogs is similar to the way people bond with their children, which explains the deep attachments formed to pets.