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TIL Approximately half of the atoms in our bodies originated in the Milky Way, while the other half are from other galaxies.

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ZJXo TIL that near St Louis there is the remains of a huge Native American city. The civilization that lived in the city built a giant mound larger at its base than the Great Pyramid of Khufu, Egypt’s largest
kO165 TIL about the Allais effect, which is an unexplained increase in gravity during solar eclipses
wLEEo TIL Creator of the American Mother's Day, Anna Jarvis, spent the rest of her life and wealth campaigning against the holiday feeling it became too commercialized and lost the sentiment behind it.
yQrve TIL white-crested helmetshrikes (Prionops plumatus) are native to sub-Saharan Africa. They build their nests collectively with bits of bark stripped off of trees binding them together with spider webs.The birds acquire these webs by flying through spider webs using their flared crests as collectors.
QJ7JX TIL anthropodermic bibliopegy is the old act of binding books in human skin. An odd example was found in Harvard’s library, where a Bristol police record was bound in the very skin of a hanged murderer.