› added 9 years ago

1727

TIL when a city in Indiana replaced all their signaled intersections with roundabouts, construction costs dropped $125,000, gas savings reached 24k gallons/year per roundabout, injury accidents dropped 80%, and total accidents dropped 40%.

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via reddit.com

grA49 TIL that it's illegal to own just one guinea pig in Switzerland because they'll get depressed
gMbpb TIL Romania & Chad have (basically) the same flag
ZpZLv TIL there are two types of steering methods taught to new drivers: 'hand-to-hand' and 'hand-over-hand,' and each type has a specific purpose of when to use them.
dDkn9 TIL a Japanese submarine used to attack Sydney Australia was later painted yellow by college students inspired by the Beatles song
VVZB TIL sea shells sound ‘like the ocean’ because they act as resonators - you are actually hearing “the ambient noise that’s being produced all around and inside you, which you normally don’t hear or pay attention to because it’s too quiet.”