Science News for August 9, 2014

Astrophysicists detect destruction of 3 stars by black holes

Researchers from Moscow Institute of Physics and Technology have reported detecting three possible occasions of star destruction by supermassive black holes at galaxy centers. Using data from X-ray orbiting observatories ROSAT and XMM-Newton, they identified three X-ray sources with significant dimming, suggesting the death of a star i...

SourceMoscow Institute of Physics and Technology·JournalMonthly Notices of the Royal Astronomical Society·DateAug 9, 2014

Happier consumers can lead to healthier environment, research reveals

Positive psychology research suggests that less materialism leads to increased happiness and well-being, resulting in a healthier environment. Thrift and conserving resources also contribute to overall happiness.

SourceAmerican Psychological Association·DateAug 9, 2014

Women who 'lean in' often soon leave engineering careers, study finds

Nearly 40% of women engineers quit their jobs, citing poor workplace climates and mistreatment. Despite this, women who persisted showed no difference in confidence or skills. Organizations must recognize the importance of training, advancement, and work-life balance to retain female engineers.

SourceAmerican Psychological Association·DateAug 9, 2014

Regular marijuana use bad for teens' brains

Frequent marijuana use can lead to poor attention, memory, and decreased IQ in teenagers and young adults. Brain imaging studies have shown significant changes in brain structure among adolescents who increased their marijuana use.

SourceAmerican Psychological Association·DateAug 9, 2014

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Trauma before enlistment linked to high suicide rates among military personnel, veterans

Research suggests that childhood abuse, sexual victimization, and prior suicidal behavior are significant risk factors for service members and veterans who attempt or commit suicide. The study found that soldiers who reported abuse as children were three to eight times more likely to report suicidal behavior.

SourceAmerican Psychological Association·DateAug 9, 2014