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Evening Standard
Evening Standard
Environment
Lucinda Cameron

Radioactive traces found in teeth of stranded whales used to explore their lives

Dr Kieran Tierney and the team studied the teeth of several whales (Kieran Tierney/University of Glasgow/PA) -

Scientists have used new analysis of traces of radioactive fallout from nuclear weapons testing trapped in the teeth of stranded whales to help reconstruct the stories of their lives.

Researchers created what has been described as a kind of “dental time machine” using sophisticated radiocarbon dating techniques on samples of whale teeth to find out details about their lives.

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