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Archive for August, 2009

Amazing image of single molecule from IBM Zurich

Posted by Christine Peterson on August 31st, 2009

Jason Palmer of BBC News brings us an AFM image from IBM Zurich which is simply wonderful: Their measurement of a pentacene molecule using this carbon monoxide tip shows the bonds between the carbon atoms in five linked rings, and even suggests the bonds to the hydrogen atoms at the molecule’s periphery. Breathtaking work by [...]

Accelerating Future » Folding DNA into Twisted and Curved Nanoscale Shapes

Posted by J. Storrs Hall on August 31st, 2009

Accelerating Future » Folding DNA into Twisted and Curved Nanoscale Shapes. Cool pics of some (artist’s conceptions of) shapes made from DNA.

Science Court

Posted by J. Storrs Hall on August 31st, 2009

“You have given considerable study to the Bible, haven’t you, Mr. Bryan?” “Yes, sir; I have tried to … But, of course, I have studied it more as I have become older than when I was a boy.” “Do you claim then that everything in the Bible should be literally interpreted?” “I believe everything in [...]

Motoman SDA10

Posted by J. Storrs Hall on August 28th, 2009

This is the Motoman SDA10 15-axis robot (“for high level of dexterity and range of motion”) putting together an office chair. This is roughly the kind of thing we need for the Feynman Path assembly robot. (in case the embedding isn’t working on your browser, it’s here) There are several times when the Motoman uses [...]

Diffusion Tensor Imaging and the Economy of Mind

Posted by J. Storrs Hall on August 28th, 2009

More evidence for a Society of Mind model, complete with economics: The Brain Economy by Michael L. Anderson over at Forbes. Together with fMRI, DTI and connectomes offer an unprecedented opportunity to understand how the brain operates. This is similar to learning about a city from looking at a map. You could easily find major [...]

Mind Children

Posted by J. Storrs Hall on August 27th, 2009

As I pointed out yesterday, the internals of a super-AI are likely to look more or less like some organization of human-level AIs (which in turn are likely to be Societies of Mind of even simpler ones). So just drawing a box around it and calling it “weakly god-like” doesn’t help understand or design it.  [...]

The Black Box Fallacy

Posted by J. Storrs Hall on August 26th, 2009

Consider this marvelous story by Richard Feynman: (watch it now, this won’t make too much sense otherwise) Feynman and his friend John Tukey discover that they have completely different internal ways of thinking, or at least of counting, even though they are using the same words to talk about what it is they’re doing. Consider [...]

Singularity or Bust

Posted by J. Storrs Hall on August 25th, 2009

It’s a question of some interest whether the Singularity will consist of just more exponential growth, or whether some superexponential growth mode is likely to happen (or is even possible), such as would be required for a real mathematical singularity. On the side of exponential growth, as I pointed out here, is the fact that [...]

Nanotechnology speeds desalination

Posted by J. Storrs Hall on August 24th, 2009

From nanowerk: Nanotechnology speeds desalination. This story illustrates both the best and worst of near-term nanotech research and reporting. It’s a valuable result in a very important application: “Current desalination methods force seawater through a filter using energies four times larger than necessary. Throughout the desalination process salt must be removed from one side of [...]

Flying Cars: how close are we?

Posted by J. Storrs Hall on August 24th, 2009

Previous in series: VTOL So, how close are we to flying cars? For specificity, let’s pick a technological bar to hurdle that answers most of the objections to the concept we’ve seen as comments on the previous posts: It should be relatively high-powered compared to current light craft. It should be STOVL for safety and [...]

Superhuman Psychopaths

Posted by J. Storrs Hall on August 22nd, 2009

The usually reliable Michael Anissimov has claimed that I seem to think that “superintelligence will automatically acquire a favorable morality without any real work.”  Now I’m not all that sensitive about such things; but it bothers me that SIAI, of all people, should fail to understand the basic parameters of the problem, and thus have [...]

nanophones

Posted by J. Storrs Hall on August 21st, 2009

cute video from nokia about what a nanotech phone might be like…

VTOL

Posted by J. Storrs Hall on August 21st, 2009

Previous in series: Why would I not want a flying car? How close to a true VTOL does a flying car have to be to retain the advantages we would like?  If you have to keep it at an airport, you have to drive there and back in a separate vehicle, obviating many of the [...]

Why would I not want a flying car?

Posted by J. Storrs Hall on August 20th, 2009

Previous in series: Why would I want a flying car? There have been many reasons urged against the concept of flying cars; let’s take stock of them here: They are impractical (and thus time spent on the concept is wasted) They would be noisy or unsightly They would be dangerous, to the occupants or to [...]

Why would I want a flying car?

Posted by J. Storrs Hall on August 19th, 2009

Previous in series: Where is my flying car? Let’s consider:  I live in Laporte, PA, and have an office in the Foresight suite in Menlo Park, CA. That’s a distance of about 2800 miles, and I could drive it in about 40 hours, a full working week.  That’s a substantial commute. Of course, I don’t [...]

Back again

Posted by J. Storrs Hall on August 18th, 2009

Nanodot appears to be back on the air again. Our outage was an aftereffect of the hack attack we had a few weeks ago. This, and the other lingering effect (de-listing of the main site from Google) are both not actual results of the hacking (which put code in that popped up ad windows) but [...]

Haptics

Posted by J. Storrs Hall on August 7th, 2009

There’s a nice article over at the Singularity Hub that’s a round-up of currently-available haptics devices.  They seem primarily excited over the prospects of haptics in gaming, but there are two reasons we’re interested in developments. First is simply telerobotics, as in Feynman Path manipulation.  We want the feedback to help develop an intuitive feel [...]

Machine Ethics / Moral Machines postscript

Posted by J. Storrs Hall on August 6th, 2009

While we’re on the subject of machine morality, here’s a talk I gave a couple of years ago on the subject.  You can see Wendell Wallach, one of the authors of Moral Machines, ask a question at about minute 27. Ethics for Machines

First machine ethics book

Posted by J. Storrs Hall on August 6th, 2009

Over at Accelerating Future, Michael Annisimov has a pointer to a review of Moral Machines by Wallach and Allen.  He makes one major factual mistake, though:  MM is not the “first published book exclusively focused on Friendly AI” as he calls it. The first book dealing exclusively with these issues was my Beyond AI, which [...]

Organic vs machine evolution

Posted by J. Storrs Hall on August 5th, 2009

A short comment on Drexler’s paper Biological and Nanomechanical Systems: Contrasts in Evolutionary Capacity:  He distinguishes two types of design, O-style (like organic) and M-style (like mechanical) systems.  He points out that O-style systems are much more robust to incremental design modification, where M-style systems require coordinated changes that are much, much less likely to happen [...]