News
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TechVirus has the Midas touch
Researchers have recruited a stringlike virus to carry nanoscale loads of gold that could serve as imaging agents in cancer diagnosis.
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EarthPrions’ dirty little secret
The malformed proteins responsible for mad cow disease bind tightly to clay, a finding that points to farm soil as a potential long-term reservoir for these infective agents.
By Janet Raloff -
Depression’s rebirth in pregnant women
Expectant mothers who temporarily stop taking their antidepressant medication stand a good chance of sinking back into depression while pregnant.
By Bruce Bower -
Health & MedicineNewborn head size linked to cancer risk
Healthy newborns with big heads face an increased risk of brain cancer.