› added 6 years ago

290

TIL that airplanes can honk. They actually have a horn.

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via reddit.com

5A09 TIL a US PAN satellite was launched in September 2009 and is so top-secret that no military or governmental organization claimed to have built it.
VMJRD TIL that in the the Milky Way Galaxy alone, there are at least 25 billion places where life could exist.
QPda TIL Using “House of Pizza” in a restaurant’s name is a code signifying that it is not an Italian restaurant, but a Greek restaurant serving Italian-style food.
ADLa4 TIL In addition to being the second largest country on earth, Canada’s coastline is the longest in the world. At 243,042 km, it is over four times longer than the number two country (Indonesia), and six times longer than the earth’s circumference.
VMKVk TIL a sloth can hold its breath for up to 40 minutes. 4 times longer than a dolphin. They sleep for 15 hours a day and internal organs like the heart, spleen and liver are arranged to accommodate living upside down.The grip of a sloth is so strong when they die they sometimes remain hanging on trees