One 75-watt bulb gives more light than three 25-watt bulbs.
57
The sun is 330,330 times larger than the earth.
75
No matter how cold it gets, gasoline will not freeze.
107
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
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
Nearly 50% of the world's scientists are assigned to military projects.
71