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  1. Humans

    Letters from the June 5, 2004, issue of Science News

    Blackened reputation Again, humans are implicated in the promotion and distribution of our own misery (“Medieval cure-all may actually have spread disease,” SN: 4/3/04, p. 222: Medieval cure-all may actually have spread disease). However, if bitumen was wrongly credited with darkening the skin of mummified remains, what caused it? Robert FizekNewton, Mass. The coating on […]

    By Science News
  2. Astronomy

    Huge solar flares hit far-flung craft

    Spacecraft throughout the solar system have detected material spewed into space by a group of huge solar flares late last year.

    By Sid Perkins
  3. Humans

    Simple water filter can nail arsenic

    Field tests suggest that people who live in areas with arsenic-tainted aquifers may be able to purify their drinking water by passing it through a low-tech, low-cost filter that includes a bed of iron nails.