› added 3 years ago

101

TIL that in 1843, when Oliver Wendell Holmes Sr. correctly concluded that "childbed fever" was transmitted between patients by germs on doctors' hands, he was ridiculed. Sir Frederick Treves compared a doctor washing his hands to an executioner manicuring his nails before an execution.

Read more wikipedia.org

via reddit.com

Wjr8 TIL there’s a Japan indoor vegetable-factory that produces 10,000 heads of lettuce a day while using just 1% of the amount of water needed for outdoor fields. LEDs emit light at ideal wavelengths for plant growth, while also optimizing night and day cycles, allowing lettuce to grow 2.5 times faster.
aApM TIL the female equivalent of ‘morning wood’ is 'morning dew’.
wgL8 TIL there is a reflex in males, that when the inner thigh is stroked, your balls move
8aprK TIL At least 98 people are needed to operate an interstellar spaceship over many generations, and create a healthy human population on another world, according to astrophysicist Frédéric Marin.
Dvmr TIL movies for Portal and Half Life have been announced