Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
A ball of glass will bounce higher than a ball made of rubber.
73
Billions of neutrinos pass unnoticed through your body every second.
6
Each day, up to 150 species of life become extinct.
-23
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Out of all the senses, smell is most closely linked to memory.
146
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65