On Sept. 27th, 2015, Earthlings will be treated to a skywatching event not seen seen 1982. The 'Supermoon' will also turn a reddish hue due to the moon passing directly behind the Earth, into its shadow. On Sept. 27th, 2015, Earthlings will be treated to a skywatching event not seen seen 1982.
As you probably already know, all of the cells in your body started from a single cell. That single cell then divided many, many times to turn into the 50 trillion or so cells that make up you. Almost all of the cells in your body share the same DNA as was found in that first cell*.
Mature hair cells do not contain any nuclear DNA. Public Domain Image, source: Christopher S. Baird. Not every cell in the human body contains DNA bundled in a cell nucleus. Specifically, mature red blood cells and cornified cells in the skin, hair, and nails contain no nucleus. As part of the maturation process, human red blood cells destroy their cell nuclei.