In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
In zero gravity, a candle's flame is round and blue.
16
One cubic foot of gold weighs more than 1,200 pounds!
78
The sun is 330,330 times larger than the earth.
75
A ball of glass will bounce higher than a ball made of rubber.
73
If the chemical sodium is dropped into water it will immediately and violently explode.
67
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Hot water can freeze faster than cold water.
181