News
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Health & MedicineFor preemies, less is more
Multiple courses of steroid treatment for mom could harm premature babies.
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Health & MedicineEPA should test demasculinizing pollutants collectively, NRC says
Cumulative effects of phthalates and related compounds likely larger than effects measured one chemical at a time, reports a National Research Council panel.
By Janet Raloff -
LifeDinosaur day care dads
A new study shows some male dinosaurs may have been the primary caretakers of their young.
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HumansPrimates get a neural facial
New brain-imaging studies indicate that similar brain areas coordinate face recognition in people, chimpanzees and macaque monkeys, suggesting that a face-sensitive brain system evolved early in primate evolution.