Babies are born without knee caps.
78
It has been calculated that every 2 minutes, we take more pictures than all of humanity in the 19th century.
13
The New York Stock Exchange started as a coffee shop!
99
Japanese engineers were asked to redesign the front end of the Bullet Train because it carried enough speed to create a sonic boom whenever it exited a tunnel. Residents could feel the blast from miles away.
11
The WD in WD-40 stands for Water Displacer.
30
The first household refrigerators cost about $16,000, in today's money!
47
If the human eye was a digital camera, it would have 576 megapixels.
25
You can tape a small mirror onto a cone speaker, play music and shine a laser on to the mirror and the reflection will look like a laser light show on your wall.
102