› added 4 years ago

70

TIL the lowland streaked tenrec is the only mammal to use stridulation, more commonly associated with insects and snakes, for generating sound.

Read more wikipedia.org

via reddit.com

r1aM TIL That the Kowloon walled city in Hong Kong was home to 33,000 residents all of which lived in hundreds of interconnected high rise buildings crammed into a 210m x 120m space. The construction was so dense that sunlight didn’t filter down to the lower levels. Photos in link.
89j8 TIL that in 2009 archaeologists discovered elephants, baboons, wildcats and other animals buried in the ancient city of Hierakonpolis, Egypt. It was possibly the world’s first zoo-like environment, dating back to 3500 B.C.
0dNOp TIL MySQL was named after the co-founder's daughter, My
QJnBE TIL of Anya Pogharian, a Canadian who at age 17 invented a portable dialysis machine costing $500 to build; (dialysis machines typically cost about $30K). Her machine filters 4 liters of blood in 25 minutes.
m4bY TIL a German U-boat sank due to a toilet malfunction.