If you flip a coin ten times, the odds against its coming up with the same side showing each time are 1,023 to 1.
39
One in five long-term love relationships began with one or both partners being involved with others.
177
Sudbury Valley School allows students to do whatever they want; no curriculum, tests, homework, or even classes unless requested. 82% of students get accepted to college, as opposed to the 63% national public school average.
21
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 full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
14
In Finland, Valentine's Day is called "Ystävänpäivä" which translates into "Friend's day".
4
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46