Sound at the right vibration can bore holes through a solid object.
134
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Billions of neutrinos pass unnoticed through your body every second.
6
Most dust particles in your house come from dead skin.
48
A cubic yard of air weighs about 2 pounds at sea level.
31
Cold water weighs more than hot water.
93
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57