› added 1 year ago

82

TIL that scientist have now unraveled the mystery of the Ancient Roman structures and figured out the actual concrete recipe of the Ancient Romans and why it's still standing after thousands of years.

Read more edition.cnn.com

via reddit.com

D1AYJ TIL the conspiracy theory that US government created AIDS was part of Soviet propaganda to distract attention from its biological warfare program.
BgEwy TIL about the Summerland disaster, where on 2nd August 1973 a leisure centre on the Isle of Man caught on fire, killing 50 people and injuring dozens more due to poor design and the use of unsuitable, flammable building materials
PYpAL TIL of Red Cell, a team led by the original commander of SEAL Team 6 to test the security of government installations. Red Cell would sneak into military bases, steal classified information, kidnap high ranking officers and admirals, and even plant bombs near Air Force One.
5Qm8 TIL that D.A.R.E., the education program that seeks to prevent use of controlled drugs, has been deemed “ineffective” repeatedly in multiple studies.
QJLJ9 TIL in South Korea people under the age of 16 can't play online games between midnight and 6 a.m.