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Is there really a difference between running and jogging? At what point is someone called a runner?

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j6Vej TIL More than one million Chinese soldiers crossed the Yalu River into North Korea during the Korean War and soldiers stayed for years afterwards to help with reconstruction and aid. However, the Chinese were told to avoid any close connection with North Koreans and not to mingle or make friends
XEYM6 TIL that over 500 surgical operating room fires every year.
1b8r TIL After mature male bull elephants are sent off to fend for themselves they do not become lone wanderers detached from any community. The males travel together, drink together and form friendships that, like human relationships, may change with the seasons or last a lifetime.
nWn7Y TIL that poultry legs are called drumsticks because they were given this nickname when ancient musical drumsticks looked like a turkey leg.
16AVP TIL the bow of the USS New York was forged using 7.5 tons of recycled World Trade Center steel