In 1999, Harvard physicist Lene Hau was able to slow down light to 17 meters per second and in 2001, was able to stop light completely.
39
Out of all the senses, smell is most closely linked to memory.
146
Most dust particles in your house are made from dead skin!
67
Most dust particles in your house come from dead skin.
48
4.5 pounds of sunlight strike the Earth each day.
27
No matter how cold it gets, gasoline will not freeze.
107
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Aluminum used to be more valuable than gold!
84