For better antennas, add this ‘smart’ material

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Scientists are manipulating a material known as vanadium dioxide, or VO2, and making it useable at a size barely visible to the naked eye. “My research team works on integrating smart materials in small devices...

Tool fights ‘wakelock’ drain on smartphone battery

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Apps drain 28.9 percent of smartphone battery power while the screen is off, according to the first large-scale study of smartphones in everyday use. To address the problem, researchers have created a software tool that...

Tech bloggers aren’t trading praise for free stuff

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Even if bloggers accept compensation or free products for reviews, those perks don’t necessarily lead to endorsements, report researchers. In a study, most technology bloggers who have accepted compensation, including free products, for reviews actually reported...

Galileo taking flight: ten satellites now in orbit

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Galileo taking flight: ten satellites now in orbit Europe’s own satellite navigation system has come a step nearer to completion today, with Galileo 9 and 10 which lifted off together at 02:08 GMT on 11...

Wearable sensor knows who’s using appliances

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Smart-home technologies make it possible to track how much energy any given appliance—like the fridge, TV, or hair dryer—is gobbling up. What they don’t typically show is which person in the house actually flicked the switch. A...

We use less slang after a hashtag on Twitter

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Twitter is full of shorthand and slang, but a new study suggests that people follow many of the same kinds of etiquette on social media as they do in speech. The research shows that when...

‘Kirigami’ solar cells soak up more sun

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Solar cells capture up to 40 percent more energy when they can track the sun across the sky, but conventional, motorized trackers are too heavy and bulky for pitched rooftops and vehicle surfaces. Researchers have...

‘Zippered tube’ origami could build bridges

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A new “zippered tube” origami configuration makes paper structures stiff enough to hold weight yet able to fold flat for easy shipping and storage. Origami structures would be useful in many engineering and everyday applications,...

Android widgets work best for sleep app users

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People who used the widget version of an Android sleep-monitoring app were more likely to add information and interact with that data than those who used the full app version, report researchers. The finding suggests that...

How mutant plants could clean up explosives

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Biologists say plants could potentially help solve a global problem: how to clean up land contaminated by explosives. TNT has become an extensive global pollutant over the last 100 years and there are mounting concerns...
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