/r/todayilearned

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Til about Anti-Flash White, a type of aeroplane paint designed to reflect some of the radiation from a nuclear bomb.

154 upvotes • bozog

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TIL the US army had a robot with a teddy bear face designed by VECNA.

153 upvotes • torklugnutz

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TIL The first Postal Letterbox in the US began as a hollowed out tree on Long Island in the year 1787

149 upvotes • Tarantula_Saurus_Rex

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TIL Col. Shaw carried a famous sword into his final battle, depicted in the film Glory (1989). Thought to be stolen by a Confederate soldier after his death, it was actually retrieved by one of his black soldiers. The sword was kept in the Shaw family attic for over 150 years and is now at MASSHIST.

146 upvotes • Yolo0o

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TIL the planet Mercury has a comet-like tail 15-million miles (24 million kms) long. The tail is made of sodium atoms blasted off of the surface of the planet by the Sun and small meteorite impacts. The tail is very faint, invisible to the naked eye.

143 upvotes • Glittering-War-2763

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TIL there is a protein called Pikachurin (after Pikachu) which has an essential role in the precise interactions between the photoreceptor ribbon synapse and the bipolar dendrites.

142 upvotes • Grauburgunderin

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TIL Pandas are considered citizens of China, and therefore are not sold, but leased to other countries, and cubs must be shipped to China by their 4th birthday

141 upvotes • AaronDotCom

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TIL A Japanese realtor "kidnapped" high school girls just to teach them about real estate and prepare them for the licensing exam

138 upvotes • BadKarma-18

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TIL in 1906 con man Wilhelm Voigt posed as a Prussian military officer and took a group of troops by train to the town of Köpenick, arresting the mayor and stealing 4000 German marks. He was viewed as a folk hero and the Kaiser later pardoned him. A statue of him stands outside the city hall.

138 upvotes • dinozaurs

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TIL As a child, Alice Munro was appalled by the ending of The Little Mermaid by Hans Christian Anderson and rewrote the ending to a happy one

136 upvotes • ubcstaffer123

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Title	Upvotes	Author	Mark as read	Favorited	Rating	Add to a list
Til about Anti-Flash White, a type of aeroplane paint designed to reflect some of the radiation from a nuclear bomb.	154	bozog
TIL the US army had a robot with a teddy bear face designed by VECNA.	153	torklugnutz
TIL The first Postal Letterbox in the US began as a hollowed out tree on Long Island in the year 1787	149	Tarantula_Saurus_Rex
TIL Col. Shaw carried a famous sword into his final battle, depicted in the film Glory (1989). Thought to be stolen by a Confederate soldier after his death, it was actually retrieved by one of his black soldiers. The sword was kept in the Shaw family attic for over 150 years and is now at MASSHIST.	146	Yolo0o
TIL the planet Mercury has a comet-like tail 15-million miles (24 million kms) long. The tail is made of sodium atoms blasted off of the surface of the planet by the Sun and small meteorite impacts. The tail is very faint, invisible to the naked eye.	143	Glittering-War-2763
TIL there is a protein called Pikachurin (after Pikachu) which has an essential role in the precise interactions between the photoreceptor ribbon synapse and the bipolar dendrites.	142	Grauburgunderin
TIL Pandas are considered citizens of China, and therefore are not sold, but leased to other countries, and cubs must be shipped to China by their 4th birthday	141	AaronDotCom
TIL A Japanese realtor "kidnapped" high school girls just to teach them about real estate and prepare them for the licensing exam	138	BadKarma-18
TIL in 1906 con man Wilhelm Voigt posed as a Prussian military officer and took a group of troops by train to the town of Köpenick, arresting the mayor and stealing 4000 German marks. He was viewed as a folk hero and the Kaiser later pardoned him. A statue of him stands outside the city hall.	138	dinozaurs
TIL As a child, Alice Munro was appalled by the ending of The Little Mermaid by Hans Christian Anderson and rewrote the ending to a happy one	136	ubcstaffer123