Dinosaur extinction:
Scientists estimate 'most accurate' date
Scientists believe they have determined the most precise
date yet for the extinction of dinosaurs. Researchers from Glasgow University
were part of an international team that has been investigating the demise of
the dinosaur. By using dating techniques on rock and ash samples, they
established the creatures died out about 66,038,000 years ago - give or take
11,000 years.
Read rest here :http://www.bbc.co.uk/news/uk-scotland-glasgow-west-21379024
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