Iron weighs more after it rusts.
68
A ball of glass will bounce higher than a ball made of rubber.
73
A cesium atom in an atomic clock beats over nine billion times a second.
43
A cubic yard of air weighs about 2 pounds at sea level.
31
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
The smell of freshly cut grass is actually a plant distress call.
31