› added 5 years ago

161

TIL the UK has the healthiest teeth in the world

Read more bbc.com

via reddit.com

JYMQ1 TIL that night vision goggles emit a green colored viewfinder because the human eyes are more sensitive to green light as we can see more shades of green than most other colors. The green color is also less strenuous to the eyes which is why older computers had green displays.
PaNO TIL Japan has a network of roads that play music as you drive over them at the correct speed
lAYG TIL lab tests have shown that cats don’t love you the way dogs do. Tests has shown that a dog releases Oxytocin (love hormone) in their brains at MUCH higher levels when compared to cats. A dog releases upwards to 60% while a cat releases 12%.
00wN TIL Coyotes run faster than Roadrunners.
d8vxE TIL that the word "slacker" was commonly used to describe someone who was not participating in the war effort, specifically someone who avoided military service.