Health

Population shift resulting in fewer homicides

The international homicide rate has dropped 20 percent since 1990 and a new study concludes it's likely not due to changes in domestic policies or current events.

Psychology & Psychiatry

Air pollution linked to increases in violent criminal behavior

Exposure to high levels of air pollution is known to cause asthma attacks, cardiovascular disease and other health problems in people. New research from the University of Minnesota School of Public Health and Colorado State ...

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