German chemists made a replica of a trophy the size of one molecule.
68
A cesium atom in an atomic clock beats over nine billion times a second.
43
Iron weighs more after it rusts.
68
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Cold water weighs more than hot water.
93
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
In zero gravity, a candle's flame is round and blue.
16