› added 13 years ago

248

TIL Google search results can be limited to a specific reading level. Really useful for finding grade school materials or scientific journals.

Read more support.google.com

via bit.ly

LkOr0 TIL that the Flag that Apollo 11 astronauts planted on the moon was bought for $5.50 at Sears
b6e9Z TIL the concept of seven sisters in Greek mythology persisted in various forms and is echoed in different civilizations and cultures. There was even a group of law firms dubbed 'the seven sisters'
78D67 TIL of Kryptos, an art installation featuring 4 chunks of encrypted text. The last fragment has yet to be solved.
N709P TIL that President Nixon used the sonic booms of 3 SR-71 Black Birds to signal to American POW's in Hanoi that if they could escape and make it down the river, American forces would be there to rescue them.
p8M1Z TIL Astronauts can accidentally dial 911 in space