More than 10% of the world's salt is used to de-ice American roads.
54
‘Tree shaping’ is the art of growing trees and roots into things like bridges, chairs, “people trees”, ladders, fences, jungle gyms, tunnels, and, theoretically, could even be used to grow homes.
3
In many countries, urine was used as a detergent for washing.
17
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
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32
When watching a DVD press stop-stop-play-skip to skip the ads and go straight to the movie.
23
On average people fear spiders more than they do death.
447