News

  1. Health & Medicine

    Before the Booze: Cactus extract dulls hangovers

    An inflammation-fighting plant extract, taken hours before consuming alcohol, appears to suppress some of the symptoms brought on by a bout of heavy drinking.

    By Ben Harder
  2. Astronomy

    Powerhouse Astronomy: Blazing black hole from the early universe

    A jet of matter and radiation emanating from a newly discovered black hole could provide a new probe of the first stars and the radiation left over from the Big Bang.

    By Ron Cowen
  3. Tech

    Sweet Frequency: Implantable glucose sensor transmits data wirelessly

    Modeled after antitheft magnetic strips, a new implantable glucose sensor for diabetes patients could do away with daily pinprick tests.

    By Alexandra Goho
  4. Health & Medicine

    SARS Control: First nasal vaccine effective in monkeys

    An experimental SARS vaccine, tested in monkeys, can be administered directly to the respiratory tract and requires only a single dose to confer immunity.

    By Carrie Lock
  5. Animals

    Ultrasound alarms by ground squirrels

    Richardson's ground squirrels may occasionally use ultrasound when calling out in response to a disturbance.

    By Susan Milius
  6. Animals

    Why does a buddy help another male flirt?

    The sidekick male in the two-bird courtship display of lance-tailed manakins has to leave when the mating starts but may reap delayed benefits in real estate and performance practice.

    By Susan Milius
  7. Animals

    Farmer ant species may have lost all its males

    A fungus-growing ant may be the first ant species known to have no power of sexual reproduction.

    By Susan Milius
  8. Animals

    Jumping spiders buzz, thump when dancing

    Some jumping spiders, long considered visually oriented animals, turn out to utilize seismic communication for a successful courtship.

    By Susan Milius

  9. Two-handed protein may protect DNA

    An unusually shaped protein may help a bacterium thrive in tough times.

    By John Travis
  10. Health & Medicine

    Celiac disease affects kids’ minds

    Attention deficits and learning disabilities have joined the list of neurological problems associated with the intestinal disorder known as celiac disease.

    By Ben Harder

  11. Neurons take charge to change messages

    Neurons in a developing embryo respond to changes in their electrical activity by altering the types of chemical messengers that they produce.

    By Bruce Bower
  12. Planetary Science

    Cometary encounter

    Planetary scientists are feasting on close-up images of Comet Wild 2 as well as on the first information about its composition.

    By Ron Cowen