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PhysicsQuantum Bull’s-Eye: Particle-mass prediction hits the mark
By precisely predicting the mass of a subatomic meson, physicists have demonstrated they have the computational know-how to calculate real-world details from quark basics.
By Peter Weiss -
AnimalsNew Mammals: Coincidence, shopping yield two species
Researchers have identified a new species of monkey in Africa and a rodent in Asia that belongs to a new family among mammals.
By Susan Milius -
Health & MedicineBaby Rescue: Cord blood saves infants with rare disease
Using umbilical cord blood, doctors can rescue babies from Krabbe's disease, a lethal enzyme deficiency that causes brain damage.
By Nathan Seppa -
Perfect Match: Embryonic stem cells carry patients’ DNA
By priming embryonic cells with genetic material from people with problems that stem cells may one day treat, researchers have isolated 11 new lines of stem cells that exactly match the patients' own DNA.