News in Brief

  1. Astronomy

    Giant hydrogen cloud headed for Milky Way

    A high-speed hydrogen cloud on a crash course with the Milky Way appears to be an exotic interloper, preliminary data suggest.

    By Ashley Yeager
  2. Genetics

    Ebola virus evolution tracked by genetic data

    Analysis of Ebola genomes shows how the virus has evolved and some of the mutations that may thwart treatments.

    By Ashley Yeager
  3. Health & Medicine

    E-cigarettes may be gateway to addiction for teens

    Teenagers are using e-cigarettes more than any other tobacco product and for many, it’s the first time they’ve tried a tobacco product at all.

    By Rachel Ehrenberg
  4. Quantum Physics

    Quantum guessing game uses the future to predict the past

    Physicists extrapolate forward and backward in time to make accurate predictions about an object’s quantum state at a particular moment.