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Science News for September 24, 2010


Could economics solve the prison crisis?

Researchers argue that economic analysis can inform more effective criminal justice policies by reducing incarceration rates and focusing on prevention. They suggest devolving budgets for custodial sentences to local authorities, with financial incentives to drive cost-saving measures.

SourceSAGE Publications UK·JournalProbation Journal·DateSep 24, 2010

Phantom limbs more common than previously thought

A new study published in Cortex reports that over half of patients recovering from stroke experience phantom limb sensations. Researchers found 27 patients with daily phantom limb experiences, some even able to control their phantom limb. The phenomenon may be underreported due to fear of being labeled 'crazy'.

SourceElsevier·JournalCortex·DateSep 24, 2010

Video gaming prepares brain for bigger tasks

Researchers found that experienced gamers showed increased activity in the prefrontal cortex, a region involved in complex tasks. The study suggests that video games can reorganize brain networks, offering hope for future research into Alzheimer's and other cognitive disorders.

SourceElsevier·JournalCortex·DateSep 24, 2010

Moving closer to outdoor recreation not a recipe for being more physically active

A new study by University of Alberta researchers found that those who moved to live closer to outdoor recreation facilities had a higher body mass index (BMI) over six years. In contrast, individuals who prioritized walkability and ease of walking in their neighborhoods maintained stable BMIs.

SourceUniversity of Alberta - Faculty of Physical Education and Recreation·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateSep 24, 2010

A biological solution to animal pandemics

A new type of matting developed by ECOPROMAT project uses natural materials to create an environmentally-friendly solution for protecting against contagious animal diseases. The matting is highly absorbent, biodegradable, and affordable, making it a significant cost-saving alternative to synthetic mats.

SourceEUREKA·DateSep 24, 2010

Can't focus? Maybe it's the wrong time of month

A study by Concordia University researchers found that high estrogen levels are associated with an inability to pay attention and learn in female rodents. Human females experience similar difficulties during ovulation, suggesting a direct link between estrogen and cognitive function.

SourceConcordia University·JournalBrain and Cognition·DateSep 24, 2010