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  1. Humans

    Letters from the June 17, 2006, issue of Science News

    Cuts on the bias After taking some of the bias tests, I am very skeptical (“The Bias Finders: A test of unconscious attitudes polarizes psychologists,” SN: 4/22/06, p. 250). Since the major tool is speed of reaction, and since my eyes are not too good now, the results were very curious and probably totally unreliable: […]

    By Science News
  2. Earth

    Cleaning up pollution, whey down deep

    Lab and field tests hint that dairy whey, a lactose-rich by-product of the dairy industry, could be used to clean up underground water supplies tainted by the solvent trichloroethylene.

    By Sid Perkins
  3. Earth

    Subglacial lakes may not be isolated ecosystems

    Large volumes of water may occasionally flow between the lakes that lie deep beneath Antarctica's kilometers-thick ice sheet.