In many countries, urine was used as a detergent for washing.
17
Babies are born without knee caps.
78
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
If you chew gum when you study a subject and then chew the same flavor when you take the test, it will help you remember!
34
There was once an undersea post office in the Bahamas.
241
Tae Kwon Do is only around 60 years old.
64
Passengers on the Beijing subway can pay with plastic bottles.
29
"Strategic incompetence" is the art of avoiding certain tasks by pretending you don't know how to do them.
16