Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Scientists in Germany have developed a candy that doesn't cause cavities.
11
One ragweed plant can release as many as one billion grains of pollen!
51
Pumice is the only rock that floats on water.
14
The only letter not appearing on the Periodic Table is the letter "J".
180
Sound at the right vibration can bore holes through a solid object.
134
Aluminum used to be more valuable than gold!
84
Liquid TIDE laundry detergent glows under a blacklight.
96