News
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Materials ScienceMicroscopic glass ribbons provide molecular labels
A new type of barcode too small to see with the naked eye holds promise for biomedical research, law enforcement, and everyday life.
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Sleepy brains make memorable waves
Precisely timed electrical discharges in two parts of the brains of sleeping rodents offer clues to how slumber may foster memories of recently learned material.
By Bruce Bower -
EarthDust devils produce magnetic fields
Scientists who chase dust devils report that the tiny twisters can produce a small magnetic field that changes magnitude between 3 and 30 times per second.
By Sid Perkins -
Health & MedicineStress-prone? Altering the diet may help
Tailoring a diet to fuel the brain with the precursor of a mood-enhancing chemical may help vulnerable individuals cope with stress.