Kendra Redmond

All Stories by Kendra Redmond

  1. Tech

    You might someday ‘wallpaper’ your bedroom with this loudspeaker

    This thin, flexible and lightweight loudspeaker could reduce noise in loud spaces. It also might enable listeners to experience sound in new ways.

  2. Tech

    A new audio system confuses smart devices that try to eavesdrop

    It works by playing soft, calculated sounds to help people protect their privacy from automatic speech-recognition systems.

  3. Physics

    A new clock shows how gravity warps time — even over tiny distances

    This clock measured how gravity changes the passage of time in different places — even spots just one millimeter apart.

  4. Humans

    Explainer: How loud is too loud?

    Loud sounds, be it music or noise, might seem like no big deal at the time. But permanent damage can occur without noticeable warning signs.

  5. Tech

    This crumb-sized camera uses artificial intelligence to get big results

    Researchers have developed a camera the size of a coarse grain of salt that takes amazingly clear photos.

  6. Physics

    Future cars may offer personal sound zones — no earphones needed

    Zones that offer each passenger personal listening are closer to reality. A new design improves performance by adapting to the conditions in your car.