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TechLittle lamp may set quantum tech aglow
By reliably emitting just one photon when excited by just one voltage pulse, a sophisticated takeoff on a common class of tiny lamps called light-emitting diodes, or LEDs, may help usher in exotic technologies that rely on quantum mechanics, including quantum cryptography and quantum computers.
By Peter Weiss -
Health & MedicineBoost in protein repair extends fly lives
In warmer-than-normal conditions, fruit flies that overproduce a protein-repair enzyme live about one-third longer than typical flies.
By John Travis -
Health & MedicineGene Therapy for Sickle-Cell Disease?
By adding a useful gene to offset the effects of a faulty one, scientists have devised a gene therapy that prevents sickle-cell anemia in mice.