› added 6 years ago

342

TIL That the bug known as the walking stick doesn't need to mate, unfertilized eggs will turn into exact copies/clones of the mother.

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PYgBJ TIL About the Treaty on Open Skies. This treaty, signed in 2002, allows signatories to fly unarmed reconnaissance aircraft over each other's territories in order to ensure complete transparency and trust. Countries that have their area observed can request any imagery taken, at their own cost.
rk4M TIL that in 1258 the Mongols destroyed Baghdad. Survivors said that “the waters of the Tigris ran black with ink from the enormous quantities of books flung into the river and red from the blood of the scientists and philosophers killed.” The siege marked the end of the Islamic Golden Age.
VBL48 TIL that the inclusion of women in clinical research did not become law until 1993.
Z8ZPv TIL The High Place Phenomenon, also known as "The Call of the Void" is a sudden, strong, but usually very quickly dismissed, urge to do something incredibly stupid, usually associated with jumping off a high place.
Xm4r TIL having chronic pain can damage your brain over time because of constant brain activity in areas of the brain that should normally be at rest