Hot water can freeze faster than cold water.
181
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 only letter not appearing on the Periodic Table is the letter "J".
180
Scientists have developed a microparticle filled with oxygen that can be injected into the blood stream, enabling us to live without breathing.
21
Out of all the senses, smell is most closely linked to memory.
146
The sun is 330,330 times larger than the earth.
75
No matter how cold it gets, gasoline will not freeze.
107
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71