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  1. Tech

    Speed Reader: Gene sequencing gets a boost

    The first lab-ready technology to challenge the dominant gene-sequencing technique known as the Sanger method taps miniaturization and parallel reading of hundreds of thousands of DNA stretches to boost speed and slash cost.

    By Peter Weiss
  2. Health & Medicine

    Virus Attack on Cancer: Heat makes neglected technology work better

    Adding heat sensitizes tumor cells to the effects of a genetically modified virus, which then can kill them.

    By Nathan Seppa
  3. Earth

    Multifaceted Mineral: Intense heat, pressure bear new form of silica

    By squeezing a mineral sample to pressures higher than those deep within Earth, then zapping it with a laser, scientists have created a crystalline form of silicon dioxide previously unknown on Earth.