Uncategorized

  1. Agriculture

    Big footprints

    Livestock production carries surprisingly high, and largely hidden, environmental costs.

    By
  2. 19779

    Do cows and other domestic-herd animals really emit more methane than bison and other wild-herd animals emitted before people came along? Do grass, alfalfa, and other pasture plants remove less carbon dioxide than do forests? There were open grasslands before pastures replaced some forests. I hope the people who are researching these things take such […]

    By
  3. Stem cells float in amniotic fluid

    Scientists have discovered a new type of stem cell in the fluid that bathes fetuses in the womb.

    By
  4. Health & Medicine

    Putting the kibosh on black cohosh

    The herbal supplement black cohosh is no more effective than a placebo in reducing the number of daily hot flashes in menopausal women.