Uncategorized

  1. Humans

    Saving the Last Supper

    Tourists and cosmetics seem to be threatening da Vinci’s masterpiece.

    By Rachel Ehrenberg
  2. Earth

    Arctic has taken a turn for the warmer

    Northern climate has changed substantially in the last five years, and the shift is probably permanent.

    By Janet Raloff
  3. Humans

    Neandertals’ mammoth building project

    Stone Age people’s evolutionary cousins may have constructed earliest bone structures.

    By Bruce Bower

  4. Find “extinct” fish alive in South African waters

    A “living fossil” gets new family members as more coelacanths turn up.

    By Science News

  5. Letters

    Predators inspire poetry and fear Regarding “Lopped off” (SN: 11/5/11, p.