DNA / 27 posts found

Fossil DNA sheds light on origins of early Scandinavians

When the ice sheets retreated from what is now Scandinavia around 12,000 years ago, the stage was set for plants and forests to grow. At the same time, animals began to appear – and hot on their heels came hunters. For some time now, researchers have…

A history of science in 10½ objects

by Dave Sadler
From the early calculator that helped merchants do complex sums in a matter of seconds to the x-ray photograph that unlocked the secrets of DNA, Patricia Fara introduces some of the objects that have transformed our understanding of the world (and universe) around us over the past 500 years……

Irish DNA map reveals history’s imprint

by Dave Sadler
Scientists have unveiled a detailed genetic map of Ireland, revealing subtle DNA differences that may reflect historic events. In their sample of the Irish population, the researchers identified 10 genetic groupings - clusters - that roughly mirror ancient boundaries. The…

‘Santa’s bone’ proved to be correct age

by Dave Sadler
A fragment of bone claimed to be from St Nicholas - the 4th-Century saintly inspiration for Father Christmas - has been radio carbon tested by the University of Oxford. The test has found that the relic does date from the time of St Nicholas, who is believed to have died…

Science meets archaeology with discovery that dental X-rays reveal Vitamin D deficiency

by Dave Sadler
Human teeth hold vital information about Vitamin D deficiency, a serious but often hidden condition that can now be identified by a simple dental X-ray, McMaster anthropologists Lori D'Ortenzio…

DNA study shows Neolithic Europeans interbred with Anatolian migrants

by Dave Sadler
A large international team of researchers has found that Neolithic hunter-gatherers living in several parts of Europe interbred with farmers from the Near East. In their paper published in the journal Nature, the team describes…

Severed head of eccentric Jeremy Bentham to go on display as scientists test DNA to see if he was autistic

by Dave Sadler
The severed head of eccentric philosopher Jeremy Bentham is to go on display for the first time in decades and scientists are using the opportunity to test his DNA to…

Ancient DNA sheds light on African history

by Dave Sadler
DNA from ancient remains has been used to reconstruct thousands of years of population history in Africa. Researchers sequenced the genomes of 16 individuals who lived between 8,000 and 1,000 years ago. The data shows how the invention and spread of farming had a major impact…

Extinct Denisovans from Siberia made stunning jewellery – but did they also discover Australia?

by Dave Sadler
Time for rethink on capabilities of lost species of ancient man as academics ponder amazing DNA link between today's Aboriginal people and Altai cave dwellers. The distance from the…

Cotswolds village residents shocked after DNA tests show they are less than 50% British

by Dave Sadler
Villagers in the Cotswolds have expressed their shock after DNA tests revealed they were collectively less than 50 per cent British, despite the majority of them believing they had no foreign blood. A project…
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