› added 6 years ago

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TIL that listening to music which we have an emotional attachment to, the body releases dopamine, resulting in goosebumps, or "chills." The stronger the attachment, the more dopamine that is produced.

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e05e4 TIL that up until the end of 2013 russian soldiers used "foot wraps" instead of socks for 300 years. The rationale for using foot wraps was, that soldiers needed to be able to be fully dressed within 45 seconds.
MYob TIL that Woody Guthrie’s popular American folk song “This Land is Your Land” has two lost verses that criticize capitalism and class inequalities in the US
9wKRm TIL that a species of flatworm sword fights with their penises to mate
9KjB TIL France is the only country in Europe to be completely self-sufficient in basic food production.
j9yv TIL of the ‘loneliest whale in the world’. Instead of communicating at 17/18 Hertz like most fin and blue whales, it calls at 52 Hertz making it unlikely that other whales can hear it.