carbon-date

A human skull found at a burial site has been carbon dated to approximately 1,900 years ago.

The stone circle has been carbon dated as being from the bronze age.

The trees, eight to ten feet in circumference, have been carbon dated from 3,400 to 3,800 years old.

The piece of wood was carbon dated to an age of 9,500 years old.

Incredibly preserved because of the dry conditions, these fragments have been carbon dated to be around 2,000 years old.

It added that a piece of leather from the find had already been carbon dated to 2,000 years ago.

The latest known remains of the species have been carbon dated to about 7,700 years ago.

Reports claim that these were carbon dated to some 20,000 years ago.

The tree has been carbon dated and is estimated to be around 1060 years old.

The horses bones were carbon dated to the Celtic period.