We still know almost nothing about 80% of the matter in the visible universe. Ordinary matter is less than 5%. Physics has some explaining to do. http://en.wik

We still know almost nothing about 80% of the matter in the visible universe. Ordinary matter is less than 5%. Physics has some explaining to do. http://en.wikipedia.org/wiki/Dark_matter http://en.wikipedia.org/wiki/Dark_matter http://en.wikipedia.org/wiki/Dark_energy http://en.wikipedia.org/wiki/Dark_energy