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Future cars may offer personal sound zones — no earphones needed
Road trips can seem extra-long when someone else’s annoying music fills the car. What if you could listen to only your music without headphones and no one else would hear it? Although that may sound...
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This crumb-sized camera uses artificial intelligence to get big results
Say cheese! Researchers have developed a tiny camera that takes amazingly clear photos. Just don’t sneeze while it’s in your hand. At the size of a coarse grain of salt, you may never find it again....
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Explainer: How loud is too loud?
Exposure to air pollution, smoke and lead have serious health risks. Compared to them, what’s the real harm in noise? Can cranking up the volume be all that bad for your health? Actually, a teen’s...
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A new clock shows how gravity warps time — even over tiny distances
The force of gravity treats time like taffy. The stronger its pull, the more gravity can stretch out time, making it pass more slowly. By using a new atomic clock, scientists have now measured this...
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A new audio system confuses smart devices that try to eavesdrop
You may know them as Siri or Alexa. Dubbed personal assistants, these smart devices are attentive listeners. Say just a few words, and they’ll play a favorite song or lead the way to the nearest gas...
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You might someday ‘wallpaper’ your bedroom with this loudspeaker
Noisy siblings? Loud construction right outside your window? A flexible new loudspeaker could help you rest easy. It could someday turn your walls into noise-canceling systems. And when you’re ready...
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A tool as small as a human cell can scan for contaminants and more
Does that food contain gluten? Could the fumes coming from that burning plastic be toxic? Did pollutants reach this farmland? Lab tools called optical spectrometers can identify chemicals to answer...
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Think of this new tech as sunglasses for our windows
This is another in our new series identifying technologies and actions that can slow climate change, reduce its impacts or help communities cope with a rapidly changing world. It takes a lot of energy...
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New glasses can ‘hear’ what you lip sync — and tell your phone
“Siri, text mom.” “Alexa, play ‘Flowers’ by Miley Cyrus.” Voice commands are convenient — unless you’re at a deafening concert, in a quiet library, or you’re unable to use your voice. New frames for...
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Particles from tree waste could prevent fogged lenses, windshields
Cold winters can be extra annoying for people who wear eyeglasses. Practically every time they come indoors their lenses get fogged up. The same thing happens when the warm air from a car’s heater...
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