Nanotechnology

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Gold nanoparticles boost accuracy of brain surgery

ShareThisThe particles could help surgeons locate and remove hard-to-see brain tumours by visualising the cancerous cells in three ways<a href="http://share.feedsportal.com/viral/sendEmail.cfm?lang=en&title=Gold+nanoparticles+boost+accuracy+of+brain+surgery&link=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fdn21708-gold-nanoparticles-boost-accuracy-of-brain-surgery.html%3FDCMP%3DOTC-rss%26nsref%3Dnanotechn
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Drug-smuggling nanoparticles target tumours

ShareThisFirst clinical trial of a cancer drug couriered by nanonparticles reduces size of tumours and delivers payload only where it is needed<a href="http://share.feedsportal.com/viral/sendEmail.cfm?lang=en&title=Drug-smuggling+nanoparticles+target+tumours&link=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fdn21681-drugsmuggling-nanoparticles-target-tumours.html%3FDCMP%3DOTC-rss%26nsref%3Dnanotechnology"
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DNA origami nanorobot takes drug direct to cancer cell

ShareThisA tiny clam-like robot made out of DNA releases its drug payload only when it meets and identifies a cancer cell<a href="http://share.feedsportal.com/viral/sendEmail.cfm?lang=en&title=DNA+origami+nanorobot+takes+drug+direct+to+cancer+cell&link=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fdn21484-dna-origami-nanorobot-takes-drug-direct-to-cancer-cell.html%3FDCMP%3DOTC-rss%26nsref%3Dnanotechnology"
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Thinnest silicon-chip wires refuse to go quantum

ShareThisThe finding is good news for conventional computer chips – but might be a problem for quantum computers<
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Forget antibiotics, try nanoparticles instead

ShareThisDARPA has called for proposals to use small interfering RNA to fight bacterial infections in troops<a href="h
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Artificial crystals get their own textbook laws

ShareThisAn alternative chemistry of DNA-bonded nanoparticles, rather than chemically bonded atoms, could lead to materials with novel properties<a href="http://res.feedsportal.com/viral/sendemail2.html?title=Artificial+crystals+get+their+own+textbook+laws&link=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fdn21050-artificial-crystals-get-their-own-textbook-laws.html%3FDCMP%3DOTC-rss%26nsref%3Dnanotechnolog
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Twisting artificial muscle fibre made with nanotubes

ShareThisA yarn made of carbon nanotubes could power swimming nanobots<a href="http://res.feedsportal.com/viral/
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Self-directed microspider could repair blood vessels

ShareThisA tiny new spider-like machine could swim through a person's blood vessels, healing damaged areas and delivering drugs as it goes<a href="http://res.feedsportal.com/viral/sendemail2.html?title=Self-directed+microspider+could+repair+blood+vessels&link=http%3A%2F%2Fwww.newscientist.com%2Farticle%2Fdn20867-selfdirected-microspider-could-repair-blood-vessels.html%3FDCMP%3DOTC-rss%26nsref%3Dnanotechnol
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Single molecule is tiniest electric motor ever

ShareThisBesides vying to smash a world record, the teeny motor could help push fluid through narrow pipes in nanodevices<a
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Optical cloaks hide objects in broad daylight

ShareThisUnlike previous designs, two new approaches can hide objects across the visible spectrum<a href="http://res.feedsport