News
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ChemistryPesticides tied to lower IQ in children
Chemicals once sprayed in homes — and still used on farms — were found to have significant effects in three studies.
By Janet Raloff -
Health & MedicineFlies on meth burn through sugar
Cellular effects may explain why addicts often have a sweet tooth.
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Health & MedicineMucus-related gene tied to lung disease
People with pulmonary fibrosis are much more likely to make excess amounts of a normally beneficial protein, a study finds.
By Nathan Seppa -
LifeGut bacteria come in three flavors
Everybody has one of a trio of types — and which one seems to be less important than how the bugs behave.