Archaeological dating isotopes
The negative effects of a treeless island cascaded down, destroying their previous prosperity and leaving the tribes fighting over resources.
A fire on the site preserved wood from the structures.
reports that a 1,600-year-old Roman sarcophagus with an opened lid was unearthed at a construction site on Swan Street in central London.
An infant’s bones and a broken bracelet were found in the soil near the sarcophagus.
is a technique used by scientists to learn the ages of biological specimens – for example, wooden archaeological artifacts or ancient human remains – from the distant past.
It can be used on objects as old as about 62,000 years.