Uncategorized

  1. Astronomy

    Supernova dealt deaths on Earth? Stellar blasts may have killed ancient marine life

    The explosion of nearby supernova may have caused the widespread extinction of marine life on Earth 2 million years ago.

    By Ron Cowen
  2. Chemistry

    Viral parts: Chemists convert virus into nanoscale tool

    Researchers are decorating viruses with a variety of molecules, making the microbes into potential building blocks in electronic circuits and new materials, as well as tools in biomedical therapies.

    By Jessica Gorman
  3. Health & Medicine

    Ominous signals: Genes may identify the worst breast cancers

    By using a technology that reveals patterns of gene activity in tumor cells, researchers can detect breast cancers that are likely to spread and become deadly.