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TIL: Older women laugh a bit less than younger women, but older man laugh just as often

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Zwna TIL 11,000 work-years were dedicated to the NASA inter-planetary Voyager Program through to the Neptune Encounter. This is equivalent to a third of the work estimated to complete the Great Pyramid at Giza.
E1NPx TIL That nematode, the simplest worm, despite having only 302 neurons that were comprehensively mapped and researched, still exhibits a complex range of behavior, emergence of which is still not well understood. Even the basic movement can't be fully explained.
ADkoB TIL the Aztec death whistle produces a horrifying sound sometimes described as “the scream of thousand corpses”
lmEV TIL Kathleen Kennedy, sister of JFK, was disowned by her family- especially her mother- after marrying an Anglican. After being widowed during WWII, she then chose to marry a divorcee, but died in a plane crash. Only her father went to her funeral.
kOwem TIL that our strongest memories are usually widely inaccurate. It feels like memories of traumatic events “burn” themselves into our minds to remain there forever, but studies have shown that the stronger the emotional state you were in during that event, the more inaccurate the memory is.