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TIL, Robert L. Scott Jr., a retired USAF Brigadier General and WWII flying ace, in 1980 at the age of 72, gained national attention by hiking the 1,900 miles (3050 km) of the Great Wall of China. The journey took 94 days and he sustained himself with 1,200 oatmeal raisin cookies.

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rXg0 TIL the orange colour of the carrot was result of Dutch cultivation in the 17th Century, when patriotic growers turned a vegetable which was then purple into the colour of the national flag
R5NMw TIL Woodpeckers ram their bills at 25 times per second with 1200g’s acceleration.This research refutes the theory that their skulls act like helmets, absorbing the shock of impact. Instead, they minimize it to strike harder
6E8dZ TIL that the United States Government, in response to a failing dairy market, began to stockpile millions of pounds of cheese in 1977. This stockpile still exists and now contains over 1.3 Billion pounds of cheese across the US.
X0m66 TIL Boyz II Men won't speak to founding member Michael McCary who has multiple sclerosis.
8YoG TIL that a duck’s feathers are so waterproof that even when the duck dives underwater, its downy underlayer of feathers will stay completely dry.