Sound travels about 4 times faster in water than in air.
408
Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
9
Galalith is a type of plastic that can be made from milk. It is odourless, insoluble in water, biodegradable, anti-allergenic, antistatic, and virtually non-flammable.
1
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
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
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Most dust particles in your house are made from dead skin!
67