Vol. 159 No. #26
Archive Issues Modal Example

More Stories from the June 30, 2001 issue

  1. Health & Medicine

    Critical Care: Sugar Limit Saves Lives

    Strictly controlling blood-sugar concentrations in critically ill patients can reduce deaths by a third.

  2. Earth

    Ozone flares with fireworks festivities

    Holiday fireworks and sparklers trigger ozone-generating chemical reactions in the lower atmosphere.

  3. Animals

    Microbe 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.

  4. 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.

  5. Animals

    Condor chicks hatch in zoo and wild

    Newly hatched California condor chicks indicate that reproduction is again taking place in the wild.

  6. Health & Medicine

    Glucose 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.

  7. Women show the ways to maturity

    A 39-year study finds three different patterns of healthy psychological development among women, each of which emphasizes particular goals and trade-offs.

  8. Health & Medicine

    Saving fertility for cancer survivors?

    A compound called sphingosine-1-phosphate preserves fertility in female mice given radiation treatment.

  9. Health & Medicine

    Boning up with vitamin E

    Vitamin E may ward off osteoporisis—at least in mice.

  10. Health & Medicine

    Seemingly safer steroid mimics

    A glucocorticoid mimic may offer the autoinflammatory effects of steroids with fewer side effects.

  11. Health & Medicine

    Alzheimer’s damage might start off early

    Copper and free radicals may initiate the brain damage of Alzheimer's disease long before its hallmark protein plaques have formed.

  12. Tech

    Dances with Robots

    Soldiers, rescue workers, and others may attain superhuman strength, speed, and endurance as a result of a new military program to develop powered robotic exoskeletons contoured to a person's body.