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
Iron weighs more after it rusts.
68
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
The storage capacity of human brain exceeds 4 Terrabytes.
140
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Out of all the senses, smell is most closely linked to memory.
146
The only letter not appearing on the Periodic Table is the letter "J".
180
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101