› added 4 years ago

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TIL the US Navy has 6 standard alarms for specific scenarios on a submarine. Each alarm sounds different, has immediate actions and priority- collision, diving, missile emergency, missile jettison, general, and power plant casualty. A mnemonic for the order is, "Can Dead Missile Men Get Pro-Pay?"

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5VJMr TIL the sum mass of prey consumed each year by world’s spiders is greater than the mass of all humans on the planet.
Rmg9 TIL Beatle George Harrison survived a brutal stabbing when his wife fended off an intruder with a fireplace poker and lamp. Harrison suffered a punctured lung and over forty stab wounds.
5Y5XP TIL that before humans came to Iceland, there was only one land mammal there: the Arctic fox.
KOZbG TIL The Earth loses hundreds of tons of oxygen to space. This happens at places near the poles, called polar cusps where the solar wind can collide with Earth’s atmosphere. Luckily the process will take billions of years to strip away the atmosphere completely.
exrE TIL that Chinese are almost twice as likely to believe in evolution as Americans (74% versus 42%).