Iron weighs more after it rusts.
68
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
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
Liquid TIDE laundry detergent glows under a blacklight.
96
4.5 pounds of sunlight strike the Earth each day.
27
Scientists are now able to grow 'beating' heart tissue in a lab!
162
A cesium atom in an atomic clock beats over nine billion times a second.
43