› added 7 years ago

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TIL: The reason capsaicin (the chemical in peppers) makes you feel like you’re burning is because it lowers the tolerance of the pain receptors in your mouth such that your own body heat is enough to trigger them to tells your brain that things are dangerously hot.

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via ift.tt

6ElWY TIL the original Wrigley Field was in Los Angeles, not Chicago. It hosted the Angels their first season in the American League and Home Run Derby.
yGmX TIL they didn’t know how strong the blast of the first prototype of the atomic bomb before detonating it in the New Mexico desert. They even had pre-prepared press releases for every event from ‘loud noise’ to 'among the dead were’.
BdJL TIL that there is a pistol called the Armatix Smart System iP1. the Pistol won’t fire unless a radio-signal watch is located within 40 cm of the pistol, and the watch won’t activate unless a finger print and a PIN code are entered into it.
Y7vAW TIL green coloured clothing was rare in Europe up until arsenic-based green dyes were invented in the late-1700s. Before that, to create green the fabric first had to be dyed yellow and then dyed again with an expensive blue dye. Results with this process were inconsistent & hard to control.
kObJg TIL that sharks are older than trees