› added 5 years ago

157

TIL that the "tires" on the Apollo lunar rovers were made of a woven mesh of zinc-coated piano wire with titanium treads to keep them from sinking into the lunar soil. The tracks they left are only 1/2" deep.

Read more airandspace.si.edu

via reddit.com

06Vp TIL in 1999 chess Grandmaster Garry Kasparov played The World in a game of chess that lasted over four months. Over 50,000 people from more than 75 countries participated in the game with moves being decided by majority vote. Garry ended up winning on turn 62 when 51% of The World decided to resign.
l71Y1 TIL that muscles, which we eat, start out as parasites
QJANe TIL if you're under 18 in China you can only play games up to 90 minutes on weekdays and three hours on weekends.
QNKDd TIL Sir Isaac Newton was obsessed with the occult, and developed the theory of gravity based on occult belief in “action at a distance”
epmNE TIL there are 84 billionaires living in San Francisco, 112 in Hong Kong and 136 in New York.