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Where the mind is without fear: Scientists discover mechanism behind the chemically induced suppression of fearful memories

Researchers at Tokyo University of Science identify brain regions and signaling pathways involved in fear extinction via delta receptor activation. The study suggests a potential therapeutic agent for post-traumatic stress disorders by suppressing fearful memories.

SourceTokyo University of Science·JournalFrontiers in Behavioral Neuroscience·TypeExperimental study·DateApr 25, 2022

Reservists, especially those with combat exposure, are at risk for alcohol misuse after military deployment: Study

A study published in the Journal of Studies on Alcohol and Drugs found that Army Guard soldiers who returned from deployment were at risk for heavy drinking. The rate of drinking among deployed Guard soldiers exceeded that of deployed military personnel, with combat exposure being a significant factor.

SourceJournal of Studies on Alcohol and Drugs·JournalJournal of Studies on Alcohol and Drugs·TypeSurvey·DateMar 9, 2022

Follow-up shows 'very high odds' of long-term disability for veterans with combat concussion

A study published in the Journal of Head Trauma Rehabilitation found that service members who sustained combat-related traumatic brain injury (TBI) are at high risk of long-term disability. The odds of being on a trajectory of worse long-term outcome were 49 times higher for those with blast TBI compared to those with no blast exposure.

SourceWolters Kluwer Health·JournalJournal of Head Trauma Rehabilitation·DateMar 8, 2022

Peace has led to more deforestation in Colombia

A new study reveals that Colombia's peace agreement has led to more forest loss, primarily due to increased coca farming and cattle ranching in the Andes and Amazon respectively. The research highlights the importance of considering local factors such as land use, politics, and socioeconomics in conservation efforts.

SourceFrontiers·JournalFrontiers in Environmental Science·TypeData/statistical analysis·DateFeb 21, 2022

UTSA collaborative study with DoD and VA aims to heighten awareness, improve care for veterans with traumatic brain injury

A UTSA-led study found that post-9/11 military veterans with traumatic brain injury (TBI) are at higher risk of chronic disease, mortality, and mental health issues compared to the general population. The study estimates excess deaths among a large cohort of veterans and highlights the need for better methods of intervening.

SourceUniversity of Texas at San Antonio·JournalJournal of the American Medical Association·DateFeb 17, 2022

Defense treaties affect support of military action

A new study from the University of Georgia found that Americans are more supportive of military action in foreign countries when the US has existing defense treaties with those nations. The research suggests that public opinion can be shaped by how leaders frame international commitments, particularly in relation to NATO alliances.

SourceUniversity of Georgia·JournalContemporary Security Policy·DateFeb 15, 2022

Rise of the war machines: Identifying key drivers of the evolution of military technology in pre-industrial societies

A new analysis spanning 10,000 years of history and ten major world regions found that world population size, major technological advances, and geographical connectivity are key drivers of military technology evolution. The study's methodology employed a resource called Seshat: Global History Databank to empirically test prior hypotheses.

SourcePLOS·JournalPLOS ONE·TypeComputational simulation/modeling·DateOct 20, 2021

Forgiveness messaging increases willingness to accept former Boko Haram fighters returning home, new study shows

A new study found that forgiveness messaging from a respected Islamic sheikh significantly increased community members' willingness to accept demobilized Boko Haram fighters back into their community. The study, conducted in northeastern Nigeria, showed that 70% of participants who heard the forgiveness messaging were willing to have t...

SourceInnovations for Poverty Action·JournalProceedings of the National Academy of Sciences·TypeRandomized controlled/clinical trial·DateOct 11, 2021

US presidents' narcissism linked to international conflict

A new study suggests that US presidents with high levels of narcissism are more likely to initiate conflicts with other great power countries, accounting for factors such as political party and military experience. The research found that the top three most narcissistic presidents initiated nearly all of their disputes alone.

SourceOhio State University·JournalInternational Studies Quarterly·DateJun 28, 2021

Climate change significantly increases population displacement risk

A recent study published in Environmental Research Letters finds that climate change greatly increases the risk of flood-related displacement, with a 50% increase for each degree of global warming. Even if population growth is stabilized, the risk will still rise significantly, with projected increases of up to 110% by the end of this ...

SourceETH Zurich·JournalEnvironmental Research Letters·DateMar 26, 2021

Images of captive torment in art

A study of WWII art made by prisoners of war in Australian and New Zealand internment camps uncovers surprising quality and artistic confidence among the works. The artworks, created between 1942 and 1945, depict alluring female figures and cultural symbols, providing insight into the lives of ethnic and part-Japanese detainees.

SourceFlinders University·JournalAustralian and New Zealand Journal of Art·DateSep 4, 2020

US military improved mortality since World War II, but there have been alarming exceptions

Despite overall improvements in combat casualty outcomes since World War II, research reveals significant spikes in mortality during specific conflicts, including Vietnam and Iraq. Understanding these patterns is crucial for identifying areas for improvement and enhancing military readiness.

SourceUniversity of Pennsylvania School of Medicine·JournalJournal of Trauma and Acute Care Surgery·DateJul 21, 2020

Veterans battle homelessness long after discharge from the military

A new study in the American Journal of Preventive Medicine reveals that veterans often become homeless years after leaving the military, with a significant 'sleeper effect' delayed onset. Chronic medical and psychiatric conditions take time to develop, increasing the risk of homelessness over subsequent years.

SourceElsevier·JournalAmerican Journal of Preventive Medicine·DateMay 5, 2020

At last, acknowledging royal women's political power

A recent study analyzing eight premodern states reveals that queen rulers and main wives exercised significant political power, including determining succession, governing policies, and influencing alliances. These women often wielded comparable power to their male counterparts, with agency extending beyond warfare.

SourceSanta Fe Institute·JournalJournal of Archaeological Science·DateApr 16, 2019

Risk aversion rises with violent crime

A study by researchers at the University of Colorado Denver found that fear of violence causes people to take fewer risks, which may hinder their lives and economy. The study used longitudinal survey data from Mexico's war on drugs to establish a causal link between fear and risk-taking attitudes.

SourceUniversity of Colorado Denver·JournalThe Review of Economics and Statistics·DateJan 30, 2019