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
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
In zero gravity, a candle's flame is round and blue.
16
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Iron weighs more after it rusts.
16
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116