One cubic foot of gold weighs more than 1,200 pounds!
78
One ragweed plant can release as many as one billion grains of pollen!
51
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Scientists are now able to grow 'beating' heart tissue in a lab!
162
According to scientists, the color of the cup that we're drinking from can alter our perception of the actual taste of the drink.
12
A cubic yard of air weighs about 2 pounds at sea level.
31
