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5,120 results

5,120 results for: seek

  1. Health & Medicine

    Men line up for circumcision in Africa

    But demand for the operation, shown to guard against HIV and other infections, exceeds availability.

    By Nathan Seppa
  2. Space

    Dark energy constantly with us

    New X-ray and visible-light observations of the growth of galaxy groups and clusters are offering confirming evidence for the existence of dark energy and suggest that it may resemble the cosmological constant. 

    By Ron Cowen
  3. Space

    Lopsided universe demands different explanation

    Cosmologists analyzing an apparent asymmetry in the pattern of radiation reveal evidence for a new type of field in the early universe.

    By Ron Cowen
  4. Agriculture

    Candy cane strategy sweetens life for goldenrods

    Goldenrods temporarily duck their heads during pest season

    By Susan Milius
  5. Health & Medicine

    Fewer dopamine receptors makes for risky business 

    Brain-scanning study in people sees link between personality, dopamine system.

    By Laura Sanders
  6. Health & Medicine

    How the body rubs out West Nile virus

    Tests in mice show how the immune system tracks down cells infected with West Nile virus, findings that might explain why some old people fare worst from the virus.

    By Nathan Seppa
  7. Life

    Mother right whales know best, maybe

    Southern right whales learn where to eat from mom and may not seek new feeding grounds if these favorite restaurants go belly-up.

    By Rachel Ehrenberg
  8. Agriculture

    Predators zoom in on lice-infested salmon

    New research reveals another impact of fish farming on wild stocks.

    By Rachel Ehrenberg
  9. Health & Medicine

    President reverses federal ban on stem cell funding

    President Barack Obama signed an executive order lifting a ban on federal funding for research that uses embryonic stem cells.

    By Janet Raloff
  10. Health & Medicine

    Scientists find a soup of suspects while probing milk’s link to cancer

    Latest studies focus on estrogens, androgens and IGF-1.

    By Janet Raloff
  11. Health & Medicine

    Parasites hinder immunity against cholera

    Harboring intestinal parasites seems to limit a person’s ability to fend off cholera, a new study conducted in Bangladesh shows.

    By Nathan Seppa
  12. Health & Medicine

    HPV screen beats Pap smear

    A test for human papillomavirus outperforms the standard Pap smear in catching precancerous cervical lesions, a study of women age 30 and over shows.

    By Nathan Seppa