More from Alison Motluk
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Health
New drug offers jitter-free mental boost
News
Health
Does inner peace lead to longer life?
News
Health
Obesity in middle age linked with dementia
News
Health
Gene mutation slashes need for sleep
News
Health
Execution by injection far from painless
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Health
Alzheimer’s plaques imaged in living brains
News
Life
Senses special: The art of seeing without sight
Features
Life
Second link discovered in human language circuit
News
Life
Look after mother
Books & Arts
Sleeping around boosts evolution
News
Mothers’ genetic skew linked to gay sons
News
Cells from babies help heal their mothers
News