Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
German chemists made a replica of a trophy the size of one molecule.
68
The average home creates more pollution than does the average car.
33
Scientists are attempting to create a synthetic brain by reverse-engineering the mammalian brain down to the molecular level. A cellular human brain is predicted possible by 2023. It hopes to shed light on consciousness.
10
Sound at the right vibration can bore holes through a solid object.
134
Sound travels fifteen times faster through steel than through air.
134
Sound travels about 4 times faster in water than in air.
408
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