The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
Iron weighs more after it rusts.
68
Billions of neutrinos pass unnoticed through your body every second.
6
Sound at the right vibration can bore holes through a solid object.
134
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Because heat expands the metal, the Eiffel Tower always leans away from the sun.
79