Polariton fluid emits clockwise or anticlockwise spin light by applying electric fields to a semiconductor chip.

Liquid light switch could enable more powerful electronics

08 August 2016

Researchers have built a record energy-efficient switch, which uses the interplay of electricity and a liquid form of light, in semiconductor microchips. The device could form the foundation of future signal processing and information technologies, making electronics even more efficient.

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A shaggy dog story: The contagious cancer that conquered the world

17 May 2016

A contagious form of cancer that can spread between dogs during mating has highlighted the extent to which dogs accompanied human travellers throughout our seafaring history. But the tumours also provide surprising insights into how cancers evolve by ‘stealing’ DNA from their host.

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Coalbrookdale, Shropshire, by Philippe Jacques de Loutherbourg in 1801

A real piece of work

16 June 2015

In 2003, researchers embarked on a project to piece together a picture of changes in British working life over the course of 600 years. The emerging results seem to demand a rewrite of the most important chapter in our social and economic history.

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Caption: A group of Sri Lankan refugees arrives in Tamil Nadu after a risky 30-mile boat ride across the Palk Straits

Unsafe havens? Health risks for refugees

05 February 2014

A new study is looking at a century of mass migrations worldwide to understand the public health consequences when people are forced to flee from war, persecution and natural disaster.

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'Madness', James McArdell, after Robert Edge Pine 1760

Care in the community

02 October 2012

Historians have long recognised that the family were the chief carers of the mentally ill. A new study will investigate the emotional and economic consequences of what care in the community meant to 18th-century families.

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16th century votive offerings

Objects of devotion

02 February 2012

Why did Renaissance shoppers fill their baskets with rosaries, crucifixes, Christ-dolls and devotional paintings? A new study by historian Dr Mary Laven investigates the significance of Catholic clutter, as she explains.

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Santas

Who colour-coded Christmas?

18 October 2011

The conventional colours of Christmas – red and green – are not, as many might suppose, a legacy of the Victorians. Instead, they hark back to the Middle Ages and perhaps even earlier, according to Cambridge research scientist Dr Spike Bucklow.

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