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TIL about YInMn Blue, a near perfect blue colour, which was discovered accidentally in an Oregon State University lab and is noteworthy for its vibrance and unusually high near infrared reflectance

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VBMjQ TIL The Yardbirds had 3 of the top 5 guitarists on Rolling Stones’ list of top 100 guitarists of all time (Eric Clapton, Jeff Beck, Jimmy Page).
ADXRd TIL about the longest papal election in history, that lasted nearly 3 years (1268–71). At one point people became so fed up with the indecision, they unroofed the building where the cardinals met, imprisoning them until they had nominated a new pope. This happening marked the birth of the conclave.
dD8Mr TIL I learned that E.B. White, who co-wrote the English grammar guide known as Strunk & White, or The Elements of Style, was also the author of Stuart Little and Charlotte's Web
Z84Wp TIL China blocked searches for "big yellow duck" because activists photoshopped Florentijn Hofman's Rubber Duck sculpture into the Tank Man photo
P1j5V TIL that It’s proven dogs can understand and recognize up to 250 words and gestures, making them one of the most skilled species studied in these tasks. It has been suggested that, with training, some may even recognize and respond to more than 1,000 different words!