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Archive for the ‘nanotechnology’ category: Page 241

Aug 19, 2017

The U.S. Military Wants to Inject People’s Brains With Painkilling Nanobots That Could Replace Medicine

Posted by in categories: biotech/medical, government, military, nanotechnology, neuroscience

Ever wish you could heal yourself like a superhero? The government is making it happen. Sort of.

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Aug 15, 2017

Researchers Enable Lab-Grade Medical Tests on Smartphones

Posted by in categories: biotech/medical, mobile phones, nanotechnology

In a major step towards creating a tricorder, University of Illinois at Urbana-Champaign researchers have invented a device that allows smartphones to perform the kinds of lab-grade medical diagnostic tests that previously had to be done on large and expensive instruments.

The device, called a spectral transmission-reflectance-intensity (TRI)-Analyzer, plugs into a smartphone and is able to run tests on a patient’s blood, urine, or saliva as reliably as clinic-based instruments that cost thousands of dollars. The researchers say their TRI Analyzer costs only $550.

“Our TRI Analyzer is like the Swiss Army knife of biosensing,” said Prof. Brian Cunningham, the Donald Biggar Willett Professor of Engineering and director of the Micro + Nanotechnology Lab at Illinois.

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Aug 15, 2017

Breakthrough device heals organs with a single touch

Posted by in categories: biotech/medical, engineering, life extension, nanotechnology

Researchers at The Ohio State University Wexner Medical Center and Ohio State’s College of Engineering have developed a new technology, Tissue Nanotransfection (TNT), that can generate any cell type of interest for treatment within the patient’s own body. This technology may be used to repair injured tissue or restore function of aging tissue, including organs, blood vessels and nerve cells.

Results of the study published in the journal Nature Nanotechnology.

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Aug 10, 2017

Futurist Gray Scott: We Can’t Ignore Our Psychological Future

Posted by in categories: computing, disruptive technology, education, ethics, futurism, innovation, internet, media & arts, mobile phones, nanotechnology, philosophy, robotics/AI, software, transhumanism, virtual reality

Why are we often so wrong about how the future and future technology will reshape society and our personal lives? In this new video from the Galactic Public Archives, Futurist Gray Scott tells us why he thinks it is important to look at all aspects of the future.

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Aug 9, 2017

Researchers Accidentally Discover That Iron Nanoparticles Can Help Destroy Cancer Cells

Posted by in categories: biotech/medical, nanotechnology

Stanford researchers accidentally discovered that iron nanoparticles invented for anemia treatment have another use: triggering the immune system’s ability to destroy tumor cells. Iron can activate the immune system to attack , according to a study led by researchers at the Stanford University School of Medicine.

The nanoparticles, which are commercially available as the injectable iron supplement ferumoxytol, are approved by the Food and Drug Administration to treat .

The mouse study found that ferumoxytol prompts immune cells called tumor-associated macrophages to destroy cancer cells, suggesting that the nanoparticles could complement existing cancer treatments. The discovery, described in a paper published online Sept. 26 in Nature Nanotechnology, was made by accident while testing whether the nanoparticles could serve as Trojan horses by sneaking chemotherapy into tumors in mice.

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Aug 3, 2017

3 Exponential Techs to Watch | Future of Everything with Jason Silva | Singularity University

Posted by in categories: futurism, genetics, nanotechnology, robotics/AI, Singularity University

“Pay attention to the the trends in exponential technologies, particularly to “the big three.” GNR: Genetics, nanotechnology, and robotics.”

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Aug 2, 2017

A living programmable biocomputing device based on RNA

Posted by in categories: biotech/medical, computing, engineering, nanotechnology, sustainability

“Ribocomputing devices” ( yellow) developed by a team at the Wyss Institute can now be used by synthetic biologists to sense and interpret multiple signals in cells and logically instruct their ribosomes (blue and green) to produce different proteins. (credit: Wyss Institute at Harvard University)

Synthetic biologists at Harvard’s Wyss Institute for Biologically Inspired Engineering and associates have developed a living programmable “ribocomputing” device based on networks of precisely designed, self-assembling synthetic RNAs (ribonucleic acid). The RNAs can sense multiple biosignals and make logical decisions to control protein production with high precision.

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Aug 2, 2017

Pay attention to the trends in exponential technologies, particularly to “the big three,” says Jason Silva

Posted by in categories: genetics, nanotechnology, robotics/AI

Pay attention to the trends in exponential technologies. particularly to “the big three,” says Jason Silva. Those 3 are GNR: Genetics, Nanotechnology, and Robotics.

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Aug 2, 2017

Scientists discover unique thermoelectric properties in cesium tin iodide

Posted by in categories: nanotechnology, solar power, sustainability

A newly discovered collective rattling effect in a type of crystalline semiconductor blocks most heat transfer while preserving high electrical conductivity — a rare pairing that scientists say could reduce heat buildup in electronic devices and turbine engines, among other possible applications.

A team led by scientists at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) discovered these exotic traits in a class of materials known as halide perovskites, which are also considered promising candidates for next-generation solar panels, nanoscale lasers, electronic cooling, and electronic displays.

These interrelated thermal and electrical (or “thermoelectric”) properties were found in nanoscale wires of cesium tin iodide (CsSnI3). The material was observed to have one of the lowest levels of heat conductivity among materials with a continuous crystalline structure.

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Jul 31, 2017

Opinion: Super-intelligence and eternal life—transhumanism’s faithful follow it blindly into a future for the elite

Posted by in categories: bioengineering, biotech/medical, cyborgs, genetics, life extension, nanotechnology, robotics/AI, transhumanism

The rapid development of so-called NBIC technologies – nanotechnology, biotechnology, information technology and cognitive science – are giving rise to possibilities that have long been the domain of science fiction. Disease, ageing and even death are all human realities that these technologies seek to end.

They may enable us to enjoy greater “morphological freedom” – we could take on new forms through prosthetics or . Or advance our cognitive capacities. We could use brain-computer interfaces to link us to advanced artificial intelligence (AI).

Nanobots could roam our bloodstream to monitor our health and enhance our emotional propensities for joy, love or other emotions. Advances in one area often raise new possibilities in others, and this “convergence” may bring about radical changes to our world in the near-future.

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