Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
One cubic foot of gold weighs more than 1,200 pounds!
78
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
A cesium atom in an atomic clock beats over nine billion times a second.
43
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Diamonds can be shattered with a hammer.
-104
A cubic yard of air weighs about 2 pounds at sea level.
31
Scientists are now able to grow 'beating' heart tissue in a lab!
162