› added 10 years ago

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TIL that, in the early 1960s, the CIA coined the term ‘Plausible Deniability’ to describe the withholding of information from senior officials in order to protect them from repercussions in the event that illegal or unpopular activities by the CIA became public knowledge.

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7rp9O TIL That the 1961 Lincoln Continental Limousine that JFK was assassinated in was taken back to the motor-pool, cleaned up, reinforced and rotated back into service with the US Government until 1977
56DB TIL the chills experienced when listening to music is a result of the brain releasing dopamine – this occurs when a piece of music moves you, or when in anticipation of the peak moment during a song.
b9ON0 TIL The dizziness and blurred vision (feeling of fainting) caused by suddenly standing up after a long time is called Orthostatic Hypotension. Because of gravity, your blood will fall to your lower body which causes your Thorax (chest area) and head to temporarily lose 700ml of blood.
1Rg7 TIL that the “sleep” in your eyes when you wake up helps seal your eyes in an air tight fashion when they are closed; prevents tears from spilling onto your cheeks; and helps keep tears that coat your eyes from evaporating.
wLdk1 TIL- The US government had a secret operation called 'Project Eldest Son' during the Vietnam war. It involved leaving behind thousands of rounds of faulty ammo that would backfire in Vietcong AKs while also leaking fake documents that questioned quality control in Chinese munition factories.