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Scientists Craft Tiny Transistor Powered by Your Own Cellular Fuel

The structure of Aleksandr Noy’s new transistor is unimpressively simple: just a carbon nanotube connecting two metal electrodes. But what makes it special is what he and his team use to control it:...

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Part-Human, Part-Machine Transistor Devised

asukasoryu writes “Man and machine can now be linked more intimately than ever, according to a new article in the journal ACS Nano Letters. Scientists have embedded a nano-sized transistor inside a...

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Nanowire-Coated Cotton Cleans Water by Zapping Bacteria to Death

Illness-inducing bacteria, meet nano-engineered cotton–and a quick death. Researchers have created a new “filter” that zaps bacteria with electric fields to clean drinking water. They say their system...

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New Battery Extracts Energy From the Ions in Plain Old Seawater

What’s the News: Scientists have created the first rechargeable battery that uses seawater and freshwater to generate electricity. If installed into every ocean-discharging river in the world (that’s...

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Stamping Out Low-Cost Nanodevices

RogerRoast writes “Vanderbilt University scientists report that they have developed a simple technique for stamping patterns invisible to the human eye onto a special class of nanomaterials. According...

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Tiny Biocomputer Can Detect Multiple Signs of Disease

What’s the News: One of biologists’ favorite fantasies is a doctor who can fit inside a cell. This tiny physician, likely a device built from DNA, would make diagnoses by sensing molecules floating...

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Researchers Create Glass Just 3 Atoms Thick

sciencehabit writes “Researchers have created the world’s thinnest pane of glass. The glass, made of silicon and oxygen, formed accidentally when the scientists were making graphene, an atom-thick...

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Aussie, Finnish Researchers Create a Single-Atom Transistor

ACKyushu writes “Researchers from Helsinki University of Technology (Finland), University of New South Wales (Australia), and University of Melbourne (Australia) have succeeded in building a working...

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