If the chemical sodium is dropped into water it will immediately and violently explode.
67
The only letter not appearing on the Periodic Table is the letter "J".
180
One cubic foot of gold weighs more than 1,200 pounds!
78
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
According to studies, men change their minds two to three times more often than women.
72
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17