Uncategorized

  1. Earth

    Of X rays, viruses, and cooked meat

    The National Toxicology Program updated its list of human carcinogens to include X rays and several viruses and added lead and some compounds formed in overcooked meats to its list of probable human carcinogens.

    By Janet Raloff
  2. Agriculture

    Illegal cigarettes pack toxic punch

    Tobacco used in counterfeit cigarettes is apparently grown using metal-laced fertilizers, making the fake products even more harmful than the real things.

    By Ben Harder
  3. Astronomy

    Proton storm erupts from the sun

    A storm of high-speed protons, triggered by a Jan. 20 solar eruption, bombarded spacecraft and was the most energetic such squall recorded in 15 years.