News

  1. Chemistry

    Liver cells thrive on novel silicon chips

    Researchers have coaxed finicky liver cells to grow on porous silicon chips, a feat that could lead to new medical treatments.

    By Jessica Gorman
  2. Health & Medicine

    Infections tied to head and neck cancers

    Infections from human papillomavirus (HPV) may increase the risk of certain cancers of the head and neck, especially of the tonsils.

    By Linda Wang
  3. Archaeology

    Ancient ash flow brought sudden death

    Analysis of the excavation in Herculaneum of the victims of the A.D. 79 eruption of Italy's Mount Vesuvius indicates that when the initial ash flow swept through the city, it arrived so quickly that some residents didn't even have time to flinch.