Uncategorized

  1. Materials Science

    To make bronze, tin flakes do a wild dance

    Upsetting some prevailing ideas about how alloys form, rafts of tin atoms jitterbug madly around on a pure copper surface and leave spots of bronze in their wakes.

    By Peter Weiss
  2. Health & Medicine

    Sputum Test May Predict Lung Cancer

    By zeroing in on aberrations in two cancer-fighting genes, researchers have found a marker for cancer risk that could help doctors screen people for signs of lung cancer early enough for treatment to be effective.

    By Nathan Seppa
  3. Health & Medicine

    Old-fashioned circumcision can spread herpes

    Boys whose ritual circumcisions involve an ancient, and now rare, practice may acquire herpes during the operation.