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TIL the entire earth used to covered in ice, even the equator

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W74nd Today I learned about the Girardoni air rifle; a rifle developed in 1779 that was capable of effectively shooting up to 125 meters with a muzzle velocity of 600 fps, it had a 20 round magazine and an internal air reservoir that was good for up to 30 shots before needing to be refilled.
yVYKX TIL that the world record for the longest Uber ride is 2,798 miles, set by YouTuber Mathew Beem in July 2021
dO0E TIL: Every Mexican child is granted a “National Vaccination Card” where their vaccination history has to be registered. A complete record is mandatory for being enrolled in school With 14 preventable diseases included, México has one of the most complete vaccination schemes in the world.
x6AQ5 TIL in 2022 when the pilot of a single-engine Cessna became incapacitated, an air traffic controller (who was also a certified flight instructor) helped a passenger on that plane who had no flying experience (but who had watched pilots before) successfully pilot the aircraft for 8 miles & land it.
0wPMv TIL about Aristarchus of Samos, who was the first person ever to hypothesize that the Earth revolves around the Sun almost 2,000 years before Copernicus, as well as the idea that distant bodies like stars were exactly like our own Sun and contained planets.