› added 9 years ago

178

TIL when glass breaks, the cracks spread at speeds up to 3,000 miles per hour.

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yQ5kw TIL that the director/writter of the movie “Dogma” Kevin Smith went to a catholic protest at a movie theater against his own movie and even got interviewed by a local news reporter
5Ypjp TIL that Mr. Rogers always mentioned out loud that he was feeding his fish because a young blind viewer had written to him to do so because she would get worried about them.
e0rLk TIL about Stephenson 2-18, which is a red supergiant (RSG) star that has a volume around 10 billion times bigger than the Sun and If placed at the center of the Solar System, its photosphere would engulf the entire orbit of Saturn.
WkWl8 TIL Despite being land locked countries, a Czech-Austrian inventor was the first to use a screw type propeller to power a ship. His ship, Civetta of 48 gross register tons, reached a speed of about 6 knots (11 km/h). This was the first ship successfully driven by an Archimedes screw-type propeller.
g4Y9 TIL that Mark Zuckerberg, billionaire and CEO of Facebook, puts tape over his webcam. FBI director James Comey also tapes over his webcam and the American digital rights group EFF sells webcam stickers.