Archive: 11/29/2010

Biological changes in suicidal patients

Depressed and suicidal individuals have low levels of the stress hormone cortisol in their blood and saliva. They also have substances in their spinal fluid that suggest there is increased inflammation in the brain. These ...

dateNov 29, 2010 in Psychology & Psychiatry
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Measuring poverty

May 2010 saw the launch of the largest-ever research project on Poverty and Social Exclusion in the UK. Professor David Gordon, Director of the Townsend Centre for International Poverty Research, describes the scope and background ...

dateNov 29, 2010 in Social Sciences
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Smashing fluids... the physics of flow

(PhysOrg.com) -- Hit it hard and it will fracture like a solid... but tilt it slowly and it will flow like a fluid. This is the intriguing property of a type of ‘complex fluid’ which has revealed ...

dateNov 29, 2010 in General Physics
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A molecular switch for memory and addiction

Learning and memory formation are based on the creation of new connections between neurons in the brain. Also, behaviors such as nicotine addiction manifest themselves in long-term changes of neuronal connectivity and can ...

dateNov 29, 2010 in Medical research
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How to soften a diamond

After hundreds of years, German researchers at the Fraunhofer IWM in Freiburg have managed to decode the atomic mechanism behind diamond grinding.

dateNov 29, 2010 in Condensed Matter
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