Nanotechnology moves toward nanomachines and nanorobotics

Jim Lewis’s Weekly News Digest (see Join Email List at upper right) brings to our attention a New Scientist piece on work by Mihri Ozkan of UC Riverside and colleagues in the US and Italy combining quantum dots and viruses to make nanoscale memory devices: The researchers have successfully performed a number of read-write-erase cycles… Continue reading Nanotechnology moves toward nanomachines and nanorobotics

Medical nanobots: Nanotechnology desired but not here yet

Marvin Hofberg of the American Academy of Anti-Aging Medicine sends info on nanotechnology for medicine and longevity: Among the scientific and medical phenomena unveiled at the Eighth Congress that are projected to revolutionize the delivery of healthcare and, as a result, improve the quality and extend the quantity of the human lifespan: • Nanobots, fleets… Continue reading Medical nanobots: Nanotechnology desired but not here yet

Nanotechnology: Enough with the wet/dry debate already

Nanowerk brings to our attention some confusion on an IEEE blog: Somewhere along the line, the advocates for molecular nanotechnology (MNT) seem to have lost interest in actually seeing molecular manufacturing come to pass if it meant that the concepts of the mechanically engineered approach (Dry) are abandoned in favor of a biologically engineered method… Continue reading Nanotechnology: Enough with the wet/dry debate already

Nanotechnology logical OR to fight cancer

Nanotechwire.com reports on clever work at UCSD on detecting cancer using today’s early nanotechnology-based particles: There is a growing recognition among cancer researchers that the most accurate methods for detecting early-stage cancer will require the development of sensitive assays that can identify simultaneously multiple biomarkers associated with malignant cells. Now, using sets of nanoparticles designed… Continue reading Nanotechnology logical OR to fight cancer

Nanotechnology for nerve cell regeneration

Here at Foresight we have members with paraplegia and at least one with quadraplegia — it would be great if nanotechnology could help. Advanced nanotech should have cell repair abilities, but what can be done sooner? Medical News Today reports on promising current research: The ability to regenerate nerve cells in the body could reduce… Continue reading Nanotechnology for nerve cell regeneration

Meet the Nubot: DNA nanotechnology robots

Aharia Nair brings to our attention the new term Nubot, for Nucleic Acid Robots. Wikipedia explains: Nubot is an abbreviation for “Nucleic Acid Robots.” Nubots are synthetic robotics devices at the nanoscale. Representative nubots include the several DNA walkers reported by Ned Seeman’s group at NYU, Niles Pierce’s group at Caltech, John Reif’s group at… Continue reading Meet the Nubot: DNA nanotechnology robots

Early cancer detection by early nanotechnology

Lung cancer is a terrible disease, and anyone can get it. It’s hard to detect. Now a grad student is making progress at building a detector, reports Azonano.com: “With this technology, a future scenario might be that you go to the doctor every year for an annual checkup; he draws about 10 cc’s of your… Continue reading Early cancer detection by early nanotechnology

Nanotechnology frontier meets space frontier

For a visionary look at space applications of nanotech, see a new column over at Nanotechnology Now. An excerpt: Occasionally astronauts have to leave their spaceships, so researchers at Northeastern University and Rutgers University propose that we protect the astronauts by including layers of bio-nano robots in their spacesuits. The outer layer of bio-nano robots… Continue reading Nanotechnology frontier meets space frontier

Visions for the future of nanotechnology

The folks over at the Wilson Center’s Project on Emerging Nanotechnologies have been busy, as summarized on their NanoFrontiers page. First we have a report (2 MB pdf) from their NanoFrontiers Workshop, written up by Karen Schmidt. A couple of excerpts: It seems that the sky is the limit on what might one day be… Continue reading Visions for the future of nanotechnology

Nature's nanotechnology motors to inspire future machines

Work at Purdue and The Catholic University of America has clarified how a natural nanotechnology motor works to “pump” DNA into the head of a virus. From Small Times: The virus consists of a head and tail portion. The DNA-packaging motor is located in the same place where the tail eventually connects to the head.… Continue reading Nature's nanotechnology motors to inspire future machines

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