How accurate is carbon 14 dating maria bello dating

20-Jul-2020 09:57

Since that time, CALIB, now renamed Int Cal, has been refined several times--as of this writing (January 2017), the program is now called Int Cal13.

But before that, only fragmentary data is available, making it very difficult to definitively date anything older than 13,000 years.

Radiocarbon dating was invented in the 1950s by the American chemist Willard F.