› added 8 years ago

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TIL the removal of Skymall magazines saved American Airlines an estimated $350K per year in fuel costs.

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yVnMl TIL that dogs have instincts that prepare them for the start of winter, and as days become shorter, hormonal signals are sent to their brains, altering their metabolism, and in turn increasing their appetite.
4ZRR TIL that Johnny Cash recorded Folsom Prison Blues at the facility and added screaming inmate noises after the recording. The inmates were silent during the recording due to their fear of the guards
M77d0 TIL that a former Danish fossil fuel company (DONG, now Ørsted) switched to 85 % renewable energy generation in just 8 years. Their investments in wind technology (several tens of billions of euros) are largely responsible for advancements in wind power and why it is so cheap today.
BaPr TIL the last man executed by electric chair in the U.S. was removed from the death penalty on appeal. Thinking this made him immune, he boasted of his crimes, supplying evidence which allowed him to be re-convicted and then executed.
neJrW TIL that around the year 1500, Leonardo da Vinci designed a robot. When these plans were found almost 500 years later and built according to Leonardo's specifications, the design worked perfectly.