For decades, scientists have relied on tree rings to estimate how long trees can live. But new research suggests that this widely used method may have been underestimating the lifespan of many ...

Dedicated at the University of Chicago on October 10, 2016. In 1946, Willard Libby proposed an innovative method for dating organic materials by measuring their content of carbon-14, a newly ...

Life on the windswept plains of what is now central Ukraine offered little mercy around 18,000 years ago. Trees were scarce. Winters could bite for months. Yet people still returned to certain places ...

Radiocarbon dating can be a great way to help verify the age of things, and now, a new precise radiocarbon dating of archaeological sites in Jerusalem may be just what scientists needed to prove some ...

A new study refines radiocarbon dating of marine remains and significantly improves the precision with which the human past of the Magdalenian period in the Cantabrian region of Spain can be ...

Kyrenia Ship Hull during excavation. Kyrenia Ship hull on the seabed off northern Cyprus during underwater excavation in the later 1960s. Updated radiocarbon calibration techniques provide improved ...