› added 5 years ago

80

TIL that despite ancient Roman bridges being the first large and lasting bridges ever built, many are still used despite being around 2,000 years old.

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XDwD TIL Bamboo has a growth rate of 100 cm in 24 hours
b9ON0 TIL The dizziness and blurred vision (feeling of fainting) caused by suddenly standing up after a long time is called Orthostatic Hypotension. Because of gravity, your blood will fall to your lower body which causes your Thorax (chest area) and head to temporarily lose 700ml of blood.
GAo9Q TIL of the Long March 3B disaster. On 15 February 1996, the Long March 3B launch rocket failed during launch, veering off course immediately after liftoff and crashing into a village. The Chinese government reported that six people were killed and 57 injured. The village has since disappeared.
kJd6d TIL that the current solicitor general of the U.S., which represents the federal govt. before the Supreme Court, was Miss Idaho before her legal career
eaw6 TIL President Herbert Hoover and his wife Lou were fluent in Mandarin Chinese. During their years in the White House, they would often hold entire conversations in Chinese to prevent the staff and acquaintances from hearing what they were saying.