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Furry Math: Macaques can do sums like people in a hurry
Macaques and college students showed similarities in performance on a computer test of split-second arithmetic, suggesting a common inheritance of the ability to do approximate math without counting.
By Susan Milius -
Health & MedicineNot Yet: CDC panel questions antidepressant gene test
A genetic test designed to tailor drug treatment for depression offers little clinical value, says a CDC panel.
By Brian Vastag -
Health & MedicineUnseen Risk: Lifestyle, physical problems may underlie psoriasis link to early mortality
Severe psoriasis knocks as many years off a person's expected life span as high blood pressure.
By Nathan Seppa -
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In this article, the definition of patients with severe psoriasis as those needing systemic drugs raises the question whether treatment itself may be linked to early mortality.