› added 10 years ago

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TIL on 1st April,2008 Youtube rickrolled its viewers by redirecting every featured front page video to the original song video, ‘Never gonna give you up’

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via reddit.com

nm4Y TIL there is a colorblindness test that different types of color blind people see differently, depending on what animals you see in the picture.
DPNY TIL there is a city in California named Calexico, which is right next to a city in Meixco named Mexicali.
d865K TIL that even a gentle human voice is enough to make apex predators such as mountain lions flee in terror
j6R6E TIL Doctors are required to have their appendix removed before being stationed in Antarctica. This is to avoid the repeat of a 1961 situation, when the doctor at a Russian station removed his own appendix with the help of untrained expeditioners.
k0B1 TIL that after the fall of Singapore in WWII the Japanese executed men with tattoos, on the basis that they were probably criminals