The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
"Dysania" is the state of finding it hard getting up out of bed in the morning.
33
When glass breaks, the cracks move faster than 3,000 miles per hour.
47
If you dropped an aerodynamic object (such as a bullet) from the Empire State Building, you could kill someone.
132
Speed dating was invented by a Rabbi in 1999.
45
Stilts were invented by French shepherds who needed a way to get around in wet marshes.
45
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
The largest hotel suite in the world is located 22 stories under the surface in the Grand Canyon Caverns. One night for two people in this 65 million year old cave is $700.
4