It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
Pure water (H2O) does not conduct electricity on its own.
46
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Out of all the senses, smell is most closely linked to memory.
146
Cold water weighs more than hot water.
93
One ragweed plant can release as many as one billion grains of pollen!
51