› added 5 years ago

481

TIL that many house pools do not get their water changed, instead, the water just got cleaned, which means it's the same water in the pool year after year...

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eoDg TIL that despite strong intolerance of gays, Pakistan leads in world for gay porn searches
woK6M TIL that due to the Jay Treaty of 1794, Native Indians born in Canada have the right to live and work in the US
x6kN7 TIL about Helmuth von Moltke. He is the only person in the 18th century whose voice was recorded.
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.
jNPXE TIL of the Sahara pump theory, which states that in about 10,000 years from now, the change in the orientation of the rotational axis of Earth's poles will move the North African Monsoon far enough north to convert the Sahara back into a tropical climate, as it was during 5,000–10,000 years ago