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Health & MedicineGlucose control spares arteries in diabetes
Very strict control of blood glucose concentrations helps limit atherosclerosis formation in people with type I, or juvenile-onset, diabetes.
By Nathan Seppa -
AnimalsCondor chicks hatch in zoo and wild
Newly hatched California condor chicks indicate that reproduction is again taking place in the wild.
By Janet Raloff -
Math fears subtract from memory, learning
In a study of college students, high levels of anxiety about taking mathematics tests interfered with memory processes needed to perform difficult arithmetic problems.
By Bruce Bower -
AnimalsMicrobe lets mite dads perform virgin birth
A gender-bent mite—in which altered males give birth as virgins—turns out to be the first species discovered to live and reproduce with only one set of chromosomes.