› added 8 years ago

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TIL Iranians still use the ancient form of air conditioning called the badgir. It is a tower with vents on top and allows cool air to accelerate down into a building. Zion National Park in Utah has a modern example of this, where temps reach over 100 F, the visitors center stays at cool 73 F.

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via ift.tt

oBAwE TIL that the Swedish Navy was chasing around fish farts thinking it was a Russian Submarine
Raj TIL Starship Troopers is the only science fiction novel recommended by three of the five branches of the US military.
R7BJ8 TIL underwater construction can be achieved by creating dry work areas underwater inside of an enclosed space called a cofferdam
OGJRR TIL that mankind has built a space craft that will come within 3.83 million miles of the Sun in December of 2024.
DQnPr TIL Vincent van Gogh had a known habit of sucking on his brushes to swap colors. It is widely believed that the lead poisoning partly led to his severe mental decline, resulting in his famously cutting off his ear, and ultimately shooting himself in the chest.