Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
When glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!
114
Bamboo plants can grow up to 36 inches in a day.
52
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32
American car horns beep in the tone of F.
66
Babies are born without knee caps.
78
Less than 3% of the water produced at a large municipal water treatment plant is used for drinking purposes!
24
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