Pumice is the only rock that floats on water.
14
The average home creates more pollution than does the average car.
33
All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
51
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Out of all the senses, smell is most closely linked to memory.
146
Sound travels fifteen times faster through steel than through air.
134
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20