› added 11 years ago

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TIL: Sugar is used to stop concrete setting if it is poured by accident

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via reddit.com

78QnP TIL life expectancy in the US is at a 26 year low due to COVID-19 and other factors. The decline in life expectancy since 2019 is one of the steepest in recorded history.
GYwp4 TIL when Paul McCartney was recording the album Ram, he brought in some of the cooperating musicians under the guise of conducting a session to record a commercial jingle.
9ypQ TIL: During WW2 Mariya Oktyabrskaya sold all her stuff so she could personally buy a tank and kill Nazis. And she did.
NXb9e TIL: A Stanford study showed that most humans are aroused by robots. Participants were hooked up with electric sensors and were asked by a robot to touch it in 13 areas. 90% showed arousal when touching the butt or crotch. The research has implications for artificial systems and robot design.
8eaZ TIL that from 1936-1964 there was a travel guide for African Americans that listed integrated or black-friendly establishments.