News
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Schizophrenia takes fatal turn in China
Suicides among people with schizophrenia are a major public-health concern in China.
- Anthropology
Ancient head case
A 1.8-million-year-old Homo erectus skullcap came from a 1-year-old child whose brain grew at a rate more like that of chimpanzees than of people.
- Earth
Deep Squeeze: Experiments point to methane in Earth’s mantle
Although today's fossil fuel reserves reside in Earth's crust, a new study suggests that hydrocarbon fuel might also nestle deep in the mantle, at depths of 100 kilometers or more.
- Health & Medicine
Walking Away from Dementia: Moderate exercise protects aging minds
Two fresh studies strengthen the case that physical activity, including walking at a moderate pace, protects the aging brain from cognitive decline and dementia.
