› added 11 months ago

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TIL of Jupiter's moon, Ganymede, which is larger than Mercury, has a liquid metal core, and is presumed to have more subsurface water than all of Earth's oceans combined

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PYe8V TIL Harold and Kumar were written to go to Krispy Kreme, but after the company declined to be featured in the film, White Castle was selected instead. Happy about the free advertising, White Castle become the first fast food chain to have an R-Rated comedy advertised on fast food containers
epKAn TIL Spies Can Listen to Your Conversations by Watching a Light Bulb in the Room
d8QGK TIL Pierre and Marie Curie’s laboratory books from the 1890s are still so contaminated with radiation that they’re kept in special lead boxes and people who want to see them have to wear protective clothing.
7JP TIL in England, there is a ‘Chap Olympiad’ where contestants compete in events like Umbrella Joustin and Shouting at Foreigners
5KRn TIL that in WWI, the Germans converted liner SMS Cap Trafalgar into an armed merchant cruiser, which they then disguised as the British liner HMS Carmania. Off the coast of Brazil, Trafalgar was attacked and sunk by a British ship. That ship was also an armed merchant cruiser; the real HMS Carmania.