› added 6 months ago

21

TIL the weather patterns on Neptune are driven by the strongest sustained winds of any planet in the Solar System, as high as 2,100 km/h (1,300 mph).

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ybvw TIL that there is so much heavy metal pollution around the Russian city of Norilsk, mining the surface soil has become economically feasible.
xVZmb TIL Hawaii still has an active leper colony
X0oGk Today I learned that the Singaporean government displaced the Orang Laut indigenous people of Pulau Semakau to build the Semakau Landfill
j6nBa TIL that when designing the Hewlett-Packard 9100A desktop calculator, Bill Hewlett insisted that it be small enough to fit on his desk's typewriter stand. The prototype was slightly too large. A HP carpenter secretly modified the desk so the calculator would fit.
OG9Oa TIL the concorde used fuel pumps and multiple fuel tanks to move its fuel around mid-flight to trim its center-of-mass to help maintain stability as it passed supersonic speeds.