› added 5 years ago

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TIL it’s impossible to speak coherently if you hear your voice as feedback on a phone call, Zoom, etc. Delayed Auditory Feedback disrupts normal speech causing repetition of syllables, mispronunciations, and omissions. These effects are often referred to as “artificial stuttering”.

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a8M4Z TIL prior to the announcement of the Mach3 razor blade in the late 90s, Gillette built plywood walls around the production lines in its factory in Boston, in order to keep it a secret from many of its own employees.
N7lXQ TIL the wood frog survives winter by producing an anti-freeze in it's blood from a combination of urine and glucose, allowing it to be 2/3rds frozen, re-animating after it thaws out months later.
XEy56 TIL all US military rations come with a packet of Tabasco sauce, which was introduced by CEO Walter Mcilhenny, a former general in the military during WWII
W7MwX TIL the traffic stop lights in Akureyri, Iceland are shaped like hearts
v98K TIL that our oxygen doesn’t come from only trees. In actuality, about 70% of earth’s oxygen comes from the oceans (mainly small marine organisms called phytoplankton).