The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
Diamonds mined in Brazil are harder than those found in Africa.
40
You can immediately cool down a car that has been sitting under the sun by rolling down the window on one side and opening-closing the door on the other side 5-6 times.
23
Ninety-nine percent of pumpkins sold in the United States are for the sole purpose of decoration.
55
The average cough comes out of your mouth at 60 miles per hour.
126
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19
Only humans shed emotional tears.
331
There are no rental cars in Bermuda.
46
