› added 3 years ago

85

TIL: Prison education saves the US 4 to 5 dollars for every dollar spent.

Read more wikipedia.org

via reddit.com

Bggjy TIL: The smell of rotten eggs from natural gas is added to identify it, natural gas is inherently odorless.
JrxB TIL pilots have to wait 6 hours after taking Viagra to fly because it can affect blue/green colour differentiation, interfering with their ability to interpret cockpit instruments and runway lights.
N7vM6 TIL that for over a century, locals in Meghalaya, India have been using trees to build root bridges, known locally as jing kieng jri. Taking 15 to 30 years to grow, they can span up to 250′ above gorges and rivers and support up to 35 people at a time.
ANodo TIL A&E star Billy the Exterminator joined the Air Force at age 19 intent on a career in law enforcement; however, his military entrance examination indicated that he had an aptitude for biology, which lead to his extermination career at an Air Base.
en5g TIL there that some Native Americans have celebrated “Unthanksgiving Day” for the last 37 years