Notebook

  1. Tech

    Private web browsing doesn’t mean no one is watching

    Many people misunderstand what private web browsing actually is. Web browsers’ explanations don’t help.

    By Maria Temming
  2. Astronomy

    Celebrity names now mark places on Pluto’s moon Charon

    Pluto’s largest moon, Charon, now has 12 new names for its topological features.

    By Dan Garisto
  3. Physics

    How ravens caused a LIGO data glitch

    Ravens pecking at frosty pipes caused a glitch in gravitational wave data.

    By Emily Conover
  4. Materials Science

    A new plastic film glows to flag food contaminated with dangerous microbes

    Plastic patches that glow when they touch some types of bacteria could be built into food packaging to reduce the spread of foodborne illness.