The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
The Main Library at Indiana University sinks over an inch every year because when it was built, engineers failed to take into account the weight of all the books that would occupy the building.
240
The most collected calls are made on Father's Day.
92
Drying your hands with paper towel will reduce the bacterial count by 45 - 60% on your hands. However, using a hand dryer will increase the bacteria on your hands by up to 255% because it blows out bacteria already living in the, conveniently, warm moist environment.
26
Daydreamers are better at solving complex problems.
28
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Studies show that the colder the room you sleep in, the more likely you are to have a bad dream.
28