Uncategorized

  1. Space

    Two stars caught fusing into one

    Astronomers observe a merger in action for the first time.

    By
  2. Space

    MESSENGER eases into Mercury’s orbit

    After three flybys, a NASA spacecraft settles in for a closer look at the first planet.

    By
  3. Chemistry

    A bit of fiber makes for sudsier beer

    An understanding of bubbly beginnings points to a new way to foam up slow-pouring stout brews.

    By
  4. Life

    In evolution, last really can be first

    By tracking bacteria for thousands of generations, researchers show how small DNA changes can eventually put underdogs on top.