› added 5 years ago

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TIL that adult males were fathers of 26.8% of babies born to mothers aged 13-14 years.

Read more pubmed.ncbi.nlm.nih.gov

via reddit.com

yEVw TIL of Green Run - a secret Air Force experiment that released Hanford’s largest single dose of radioactive iodine-131. Scientists let 7,000-12,000 curies into the air, traveling as far as 200 miles. For scale, Three Mile Island released an estimated 15-24 curies, Chernobyl 35-49 million curies
kObW5 TIL that the first known reference to mutual simultaneous oragenitalism as "69" is in the 1790s French book Whore's Catechisms, attributed to Mlle. Théroigne de Méricourt (one the early leaders of the French Revolution), where it is named "soixante-neuf"
WklYo TIL: The original, unratified, 13th amendment to the US Constitution would have stripped US citizenship from any citizen who accepted a title of nobility from an "emperor, king, prince or foreign power."
ev0n TIL a French convict used oranges painted like grenades to escape prison via a helicopter piloted by his wife who took flight lessons solely for the escape.
XEYej Today I learned that Russia hid cities to the world during the Soviet era