[edsheppa]

The curve has been extended past 20,000 years using other materials.

Actually quite a bit further (up to maybe 50Kya). One way radiocarbon dating has been calibrater is by examining ancient lake sediments. It is reliable because they can literaly see the years as layers.

[Free Baptist]

"The curve has been extended past 20,000 years using other materials.
"Actually quite a bit further (up to maybe 50Kya). One way radiocarbon dating has been calibrater is by examining ancient lake sediments. It is reliable because they can literaly see the years as layers."

Only in the Darwinian scientists' circular reasoning.