News
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TechHelping circuits get enough oxygen
The search for new insulators needed for making ever-smaller circuits may get a boost from a new electron microscopy technique sensitive to a single oxygen atom missing from a crystal layer.
By Peter Weiss -
Health & MedicineVitamin E may curb colds in old folks
Vitamin E seems to help elderly people fend off colds.
By Nathan Seppa -
TechSound power for deep-space travel beyond sun’s reach
An unusually efficient new type of power unit for spacecraft uses sound to convert heat to electricity.
By Peter Weiss -
Health & MedicineKeeping Cells under Control: Enzyme suppression inhibits cancer spread
Shutting down an enzyme can slow the spread of cancer in mice.