0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
Brass doorknobs automatically disinfect themselves in about 8 hours.
18
German chemists made a replica of a trophy the size of one molecule.
68
The bark of an older redwood tree is fireproof.
65
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
The force of a suction cup is calculated using F=AP.
15
Aluminum used to be more valuable than gold!
84
Diamonds can be shattered with a hammer.
-104