Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
In zero gravity, a candle's flame is round and blue.
16
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
The brain case [of Neanderthals] on the average was more than 13 percent larger than that of the average of modern man
61
Iron weighs more after it rusts.
68
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Balsa wood is classified as a hard wood!
41