Tech
We summarize the week's scientific breakthroughs every Thursday.
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Bacterial batteries get a solid boost
Using microbes to harvest energy from wastewater now has a silver lining, with the metal making reliable, rechargeable batteries.
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Stretchy, see-through material conducts electricity
Simple new device could find use in loudspeakers, artificial muscles or soft robots.
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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 […]
