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TIL that wolves have musical culture that changes depending on geographic location. Though mutually intelligible, howls of European wolves are much more protracted and melodious than those of North American wolves, whose howls are louder and have a stronger emphasis on the first syllable.

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69BKm TIL that in the 60's the Italian Ministry of Education broadcasted a TV show titled "It’s Never Too Late", aimed to teach older people how to read and write. An estimate of 1.5 million people got their elementary school diploma thanks to it.
6Eoyw TIL Daniel Dennett, an American philosopher, writer, and scientist believed prayer was not only useless but counterproductive. After a major medical emergency, he wrote an article comparing prayers for his health to sacrificing a goat or seeking a voodoo spell, though he appreciated their kindness
5VlED TIL girls from China's one-child policy era were found with needles in their brains, inserted into their soft skulls as infants by family members who wanted boys instead of girls
G8AE TIL a billionaire hedge fund manager spent $50million investigating HERBALIFE and exposing it as pyramid scheme in a public presentation. HERBALIFE share price shot up 25% as a result.
mxrJy TIL, it is still possible to send a personal, hand-delivered telegram. USA and International Telegrams, American Telegram® 1-800-Telegram℠