By Elizabeth Landau, CNN. Capt. Scott Kelly, a veteran astronaut, will set the record for the longest single space mission for an American, NASA announced Monday. Kelly and Roscosmos cosmonaut Mikhail Kornienko will embark on a one-year mission to the International Space Station in 2015.
Do a personâs hair and fingernails continue to grow after death? Hair and fingernails may appear longer after death, but not because they are still growing. Instead, a persons fingernails and hair may appear longer because the skin around them has retracted, according to the Dermatology Clinic at UAMS. After death, dehydration causes the skin and other soft tissues to shrink.
Torn or Detached Nail Facts. 1  Fingernails and toenails, like hair, are composed of protein and fat and are not live tissue. 2  Nails grow a bit more than one-tenth of an inch per month and require three to six months to completely regrow. (Toenails grow more slowly than fingernails.) Nails are produced by the nail matrix cells that reside in the moon shaped whitish area (lunula) at the base of the nail.