› added 7 years ago

215

TIL that pine cones have genders.

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EgY0x TIL Yellow tennis balls were invented by David Attenborough. In 1967 when he was controller of BBC2, he had the job of introducing colour TV and suggested switching from white to a fluorescent yellow ball for easier visibility
0dvMj TIL there was ancient Egyptian who restored buildings and statues that were decrepit and/or ancient to them.
6EvdQ TIL that After a decade long effort, Herat, Afghanistan’s deadliest province for landmines, was declared free of explosive devices. Nearly 80% of the country is now mine free.
x6eMw TIL that famous jazz drummer Art Blakey briefly converted to Islam in the 1940s and led a "turbaned, Qur'an-reading jazz band called the 17 Messengers".
6oyQ TIL the transmission of power via ropes and pulleys is more efficient than transmission by electricity up to a distance of several miles.