News

  1. Astronomy

    X-ray observatory captures a rare supernova

    Astronomers have obtained the first portrait of X-ray emission from a rare, so-called Ic supernova.

    By Ron Cowen
  2. Health & Medicine

    Do-It-Yourself: Virus recreated from synthetic DNA

    In an experiment with implications for bioterrorism, scientists have used poliovirus' widely known genetic sequence to synthesize that virus from DNA and other chemicals.

    By John Travis
  3. Health & Medicine

    Vaccine for All? Math model supports mass smallpox inoculation

    Vaccinating an entire city in response to a smallpox terrorist attack would save thousands more lives than would quarantining infected people and vaccinating anyone they contacted.

    By Nathan Seppa
  4. Tech

    Voltage from the Bottom of the Sea: Ooze-dwelling microbes can power electronics

    Some types of bacteria living in seafloor mud can generate enough electricity to power small electronic devices.