› added 1 year ago

119

TIL: That the Mall of America in Bloomington, Minnesota doesn't have central heating but instead relies on passive solar and human body heat to keep the space 70 degrees year-round.

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via reddit.com

4XLLX TIL that the tin can was invented in 1810, but the can opener was not invented until 1855. Before the can opener people used hammer and chisel to open their tin cans
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goRL TIL It costs $44,563 to incarcerate a prisoner for a year in California—nearly the same price as a year at Harvard University with room and board
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