The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Iron weighs more after it rusts.
68
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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The bark of an older redwood tree is fireproof.
65
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Nylon is made from coal and petroleum.
42