Archive: 5/01/2011

Oxygen's challenge to early life

The conventional view of the history of the Earth is that the oceans became oxygen-rich to approximately the degree they are today in the Late Ediacaran Period (about 600 million years ago) after staying relatively oxygen-poor ...

dateJan 05, 2011 in Earth Sciences
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The empathy gap in bullying

Taunted, harassed and pushed to a deadly breaking point. Last year, stories of teen bullying brought to life the heartbreaking consequences of young lives cut short by ruthless and unchecked behavior. Recent media coverage ...

dateJan 05, 2011 in Psychology & Psychiatry
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