HS-PS4-5

Communicate technical information about how some technological devices use the principles of wave behavior and wave interactions with matter to transmit and capture information and energy.

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  1. Computing

    A single chip like this could transmit a world’s worth of data

    The internet has a big environmental footprint. But this new type of tech could help reduce the climate impact of computing.

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  2. Computing

    Sleep helps AI models learn new things without forgetting old ones

    Breaks in training meant to mimic human sleep helped artificial intelligence learn multiple tasks.

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  3. Computing

    Scientists Say: Artificial intelligence

    Artificial intelligence is technology smart enough to do tasks that would normally require human brainpower.

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  4. Tech

    Will the internet soon reach the one-third of people without it?  

    Access to the internet is a human right, yet much of the world can’t get online. New tech has to be affordable and usable to end this digital divide.

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  5. Tech

    A tool as small as a human cell can scan for contaminants and more

    Tiny spectrometers might someday show up on smart devices. They could help people scan for ingredients or contaminants in foods and other materials.

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  6. Space

    Scientists Say: Telescope

    Almost everything we know about the universe around us, we know thanks to telescopes.

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  7. 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.

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  8. 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.

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  9. Climate

    Coastal cities around the world are sinking, satellite data show

    Of 99 coastal cities studied, nearly one-third are sinking. This leaves coastal communities increasingly vulnerable to rising seas.

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