Dating for 40
Today, 12% of 55- to 64-year-olds report ever using an online dating site or mobile dating app versus only 6% in 2013.
The method was developed by Willard Libby in the late 1940s and soon became a standard tool for archaeologists.
If you are over forty years of age and are either Single, Separated, Divorced or Widowed, do not despair.
Sometimes, it seems almost impossible to find love and satisfaction once you've hit forty, it's as if everyone else of your peers is happily married while you are there alone and lonely.
Finding genuine love within your community might be a challenge, but it doesn't have to be an obstacle.
The idea behind radiocarbon dating is straightforward, but years of work were required to develop the technique to the point where accurate dates could be obtained.
Research has been ongoing since the 1960s to determine what the proportion of in the atmosphere has been over the past fifty thousand years.