› added 8 years ago

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TIL Honey bee’s will only die after stinging mammals with thick skin, but can freely sting other insects such a spiders.

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D1Ryj TIL that the first trans-Atlantic telegraph cable was completed in 1858 and the first telegram was sent from Queen Victoria to the president of the United States. It was destroyed a month later due to the application of excessive voltage.
nepXP TIL: The oldest surviving book in the world is made of gold and was found by someone digging a trench for a canal only 70 years ago in Bulgaria
PY9MZ TIL that Bob Widlar (uA702 creator) installed "The Hassler" outside his office. Whenever people started talking, the device would detect the audio, convert it to high freq, and playback the converted sound. Visitors would notice this ringing, stop talking, and the sound disappeared. Lesson learned.
aVlA TIL researchers polled 250 children regarding their opinions on clowns; all 250 children in the study reported that they found clowns frightening
4yKo TIL a man named Ratanlal Maloo, created an artificial sanctuary for the migratory Demoiselle Cranes in Rajasthan, India by feeding them every year over a span of 40 years. Their numbers increased from 80, 40 years ago, to 15000 in 2011.