Pumice is the only rock that floats on water.
14
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
Each day, up to 150 species of life become extinct.
-23
No matter how cold it gets, gasoline will not freeze.
107
Out of all the senses, smell is most closely linked to memory.
146
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
The storage capacity of human brain exceeds 4 Terrabytes.
140
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55