Tech
We summarize the week's scientific breakthroughs every Thursday.
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- Tech
Online ‘likes’ multiply themselves
Social media users swayed by previous ratings, researchers find when they randomly assign positive and negative votes.
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Hybrid race car of transistors debuts
A new transistor combines the essential features of high speed and low energy consumption.
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Bandage-like patch dissolves to deliver medicine to skin
Flexible material gets drugs or vaccines into body painlessly.
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Surgical tool smokes out cancer in seconds
Sniffing for telltale molecules, method analyzes tissue with every cut.
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Sound waves put levitation on the move
Technique transports nonmagnetic particles such as cells, water droplets and coffee grounds.
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What parents just don’t understand about online privacy
Not long ago, police and school officials in Old Saybrook, Conn., held a high school assembly on Internet safety. The purpose of the assembly, wrote New Haven Register reporter Susan Misur, was to make students aware of how public their photos, tweets and profiles are online. To make this point, the presentation included a slide […]
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Twisted light transmits more data
Spiral beams allow multiple information streams in one cable.
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Eye chip sends signals to blind rats’ brains
When struck with light, retinal prostheses stimulate animals' visual cortices.
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Faster memory could accelerate computing
Experimental microchip improves reliability and speed of writing and reading data.
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Highlights from the International Congress on Acoustics
Selections from the meeting held June 2-7 in Montreal include personal listening zones in cars and music of the body.
