The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Iron weighs more after it rusts.
16
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
The average home creates more pollution than does the average car.
33
The average temperature at 40,000 feet above sea level is -60 F.
56
The sun is 330,330 times larger than the earth.
75