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TIL It has been 50 years since Stephen Hawking was diagnosed with motor neurone disease related to ALS. Doctors at the time gave him a life expectancy of two years.

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9YmwM TIL In addition to the Rosetta Stone, numerous trilingually inscribed steles have been uncovered with the latest in 2004 (decree of Canopus). Any of these discoveries would have deciphered Egyptian hieroglyphs.
8l0L TIL The Caveman Effect- Prehistoric people are associated with caves because that is where artifacts from them were able to be preserved over time, not necessarily because most of them lived in caves for most of their lives.
16aYO TIL Written by Beethoven in 1806, the Violin Concerto in D major, Op. 61's first performance was unsuccessful and for some decades the work languished in obscurity, until revived in 1844 by the then 12-year-old violinist Joseph Joachim. Since then it has become one of the best-known violin concertos
BroMx TIL originally Mister Rogers answered every letter sent to him by hand. As the letters increased in volume he hired staff member and producer Hedda Sharapan to answer them, but he still read, edited, and signed each one.
dg59 TIL there is an old whistling language known as “el silbo”, which is used by the people of La Gomera to communicate across long distances. Due to its loud nature, it is generally used for public announcements and can be heard from 5 km away.