Uncategorized

  1. Tech

    Brain cells stay in focus as rats roam

    So light that it doesn't weigh down a rat's head, a new microscope mounted over a hole in the awake animal's skull promises to open a window into individual neurons as a rat carries out normal activities.

    By Peter Weiss
  2. Tech

    Natural micromachines get the points

    In custom-made microscopic channels marked with arrows, mobile and thread-like cell structures called microtubules no longer wander aimlessly but slither in a fixed direction—a potential step toward tiny, man-made factories where cellular micromachinery churns out drugs or novel materials.

    By Peter Weiss

  3. Gene defect leads to warts and more

    Scientists have found the gene for an immunodeficiency syndrome.