Well, tree-ring dating, or dendrochronology ... The science can also reveal the origin of old pieces of wood. In one case, archeologists determined not only the age of a Viking ship found in ...

Empires have risen and fallen, languages have been born and forgotten — but this tree stood the test of time: The ...

An international team of researchers has now examined tree rings of species native to the ... the concentrations of Hg found in the trunk wood. "Ficus insipida can be used as a cheap and powerful ...