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[TIL] Our ancestors didn't sleep like us; they slept twice every night.

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MeGxK TIL ‘swimhiking’ is considered an inventive recreational sport. The meaning is quite straightforward, just engaging in swimming and hiking carrying with you a change of clothes.
b6lO7 TIL of the only remaining absolute monarchy in Africa. The kingdom of Eswatini, formerly named Swaziland, was established in 1745 and is named after Mswati II, who expanded and unified the kingdom through military conquests. Swaziland adopted a constitution in 1968 but it was annulled by the king.
9wY1p Today I learned about Maslow's hierarchy of needs, a theory in psychology often depicted as a pyramid. They are physiological (food and clothing), safety (job security), love and belonging needs (friendship), esteem, and self-actualization.
9YrQD TIL that in order 'to satisfy every European's musical taste', Ode to Joy from Beethoven's 9th Symphony, the EU anthem, has been officially adapted into other genres such as jazz, hip-hop, trance, techno, and Romani folk. All of those versions are free to listen to on the Council of Europe's page.
awwPL TIL Windows were originally ventilation holes for stale air and smoke called Vindr Auga which means ‘the wind’s eye’ in Old Norse.