KurzweilAI.net newsletter
*************************
Nanotubes bring artificial
photosynthesis a step nearer
New Scientist news service July 11, 2008
*************************
Carbon nanotubes are the crucial
chemical ingredient that could make
artificial photosynthesis possible,
say Chinese researchers. Artificial
photosynthesis could efficiently
produce hydrogen that could be used
as a clean fuel and also mop up
carbon dioxide from the atmosphere.
By covalently bonding a large number
of phthalocyanine molecules...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9027&m=14673
*************************
Toxic Key To Alzheimer's Disease
Memory Loss Identified
ScienceDaily June 27, 2008
*************************
International researchers have
found that a specific amyloid
protein--amyloid-beta--appears to be
the pathogenic (disease-causing)
agent for Alzheimer's disease, and
is not just a side-effect of the
disease. Soluable amyloid-beta taken
from the brains of Alzheimer's
patients and given to rats caused
multiple disease symptoms, including
reduced...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9026&m=14673
*************************
Scientists Prevent Brain-Cell
Suicide to Keep Birds Singing
Wired Science July 9, 2008
*************************
University of Washington
researchers have learned how to
temporarily stop seasonal (natural)
cell-death processes in birds by
inhibiting enzymes called capases.
Neurons used for singing during the
mating season die off after the
season is over. When the researchers
used hormones to inhibit the
capases, the song-control regions of
the bird's...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9025&m=14673
*************************
Blood pressure 'link to dementia'
BBC News July 8, 2008
*************************
Two studies have linked high blood
pressure and dementia risk. Imperial
College London researchers found
that reducing blood pressure with
drugs reduced dementia by 13%.
Alzheimer's Society researchers
found that one type of dementia
(vascular dementia) was six times
more likely to develop in people who
had high blood pressure in their 40s...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9024&m=14673
*************************
New Generation Of Home Robots Have
Gentle Touch
Science Daily July 10, 2008
*************************
An advanced household service
robot, the "Care-O-bot," has been
developed by scientists at the
Fraunhofer Institute for
Manufacturing Engineering and
Automation IPA in Stuttgart.
(Fraunhofer) Stereo color cameras,
laser scanners and a 3-D range
camera enable the robot to register
its surroundings in three dimensions
in real time. It has a...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9023&m=14673
*************************
Wikipedia hosts human gene
repository
iTnews July 10, 2008
*************************
U.S. scientists from several
organizations are developing a "Gene
Wiki" with the aim of fostering a
flexible, organic archive of human
genetic information. The researchers
developed a computer program that
downloads information from existing
databases, formats it, and posts the
information as a "stub" article on
Wikipedia. The stub articles...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9022&m=14673
*************************
Organic dye lets window panes
harvest the Sun
New Scientist news service July 10, 2008
*************************
MIT electrical engineer Marc Baldo
had developed a method to turn up to
20% of incident light into
electricity at a fraction of the
cost of conventional photovoltaic
cells. Exotic organic dyes are
coated onto an ordinary sheet of
glass, trapping light inside the
glass and allowing it to be
channelled to photovoltaic cells
placed along the edges...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9021&m=14673
*************************
Seagate's La-*test*-('") Desktop HDD Has
1.5TB Capacity
Hot Hardware July 10, 2008
*************************
Seagate announced Thursday three
new consumer-level hard drives
today, which it claims are the
"industry's first 1.5-terabyte
desktop and half-terabyte notebook
hard drives." The company claims
that it is able to greatly increase
the areal density of its drive
substrates by using perpendicular
magnetic recording (PMR)...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9020&m=14673
*************************
Controlling the Size of
Nanoclusters: First Step in Making
New Catalysts
KurzweilAI.net July 10, 2008
*************************
Researchers from the U.S.
Department of Energy's (DOE)
Brookhaven National Laboratory and
Stony Brook University have
developed a new instrument that
allows them to control the size of
nanoclusters -- groups of 10 to 100
atoms -- with atomic precision. The
device could allow for making
nanoclusters with predetermined
size, structure and...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9019&m=14673
*************************
Nanotubes Hold Promise for
Next-Generation Computing
Wired July 9, 2008
*************************
Two groups of researchers have
recently published papers
demonstrating advances in creating,
sorting and organizing carbon
nanotubes so they can be used in
electronics. Stanford electrical
engineers addressed the problem of
getting nanotubes straightened out
so they could be put to work in
chips, by growing the nanotubes on
crystalline quartz,...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9018&m=14673
*************************
Robots aim to top humans at air
hockey
EE Times July 8, 2008
*************************
An upgraded robot developed by
General Electric Fanuc and Nuvation
Research can beat most human air
hockey players, its developers
claim. A video system that tracks
the puck's position sends
coordinates to a special PC board
every 10 milliseconds. So far, the
robot has defeated every human
opponent when running in 32-bit
mode, averaging...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9017&m=14673
*************************
Smart contact lens feels the
pressure of glaucoma
NewScientist.com news service July 9, 2008
*************************
University of California, Davis
researchers have made a contact lens
with a built-in pressure sensor that
could help monitor conditions such
as glaucoma and ocular hypertension.
Prototype lenses with pressure
sensors (Wiley-VCH Verlag GmbH and
Co) PDMS (polydimethylsiloxane, the
organic polymer traditionally used
for contact lenses)...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9016&m=14673
*************************
New Technique Harvests Stem Cells
at Earlier Stage
HealthDay News July 9, 2008
*************************
Researchers at Vrije Universiteit
Brussel have derived human embryonic
stem cells (hESC) earlier in the
development stage of a blastomere
(when it only has four cells), so
the whole embryo is not destroyed.
Previously, scientists were able to
derive hESC lines at the 8-cell
stage, but that method had variable
success rates and required the...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9015&m=14673
*************************
Common drugs may combat aging
disease
New Scientist news service July 9, 2008
*************************
University of Oviedo (Spain)
researchers have found that two
common drugs--statins (used to
reduce cholesterol) and
bisphosphonates (used to curb
osteoporosis)--have reversed the
effects in mice of progeria, a rare
genetic disease that causes
premature aging. Progeria
accelerates aging from early
childhood and is usually fatal
before puberty....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9014&m=14673
*************************
Assembling Nanotubes
Technology Review July 10, 2008
*************************
Stanford University and Samsung
Advanced Institute of Technology
researchers have developed a new
method for sorting single-walled
carbon nanotubes by electronic type
and arranging them over a large
area; it could be useful for
manufacturing high-performance
displays and other electronic
devices. (Melburne LeMieux /
Stanford University)...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9013&m=14673
*************************
"Plug and Play" Hospitals
Technology Review July 9, 2008
*************************
Massachusetts General Hospital
doctors have developed two
demonstration projects that
illustrate the idea of a "plug and
play" operating room, based on the
idea that device interoperability in
hospitals could make hospitals safer
and more efficient. Estimates of the
number of preventable deaths caused
each year by medical errors in
American...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9012&m=14673
*************************
Zapping Individual Cancer Cells
Technology Review July 9, 2008
*************************
Engineers at the University of
Texas at Austin have patented a
laser microscalpel that allows a
surgeon to operate on tissue one
cell at a time, precisely targeting
disease while leaving healthy
surrounding cells alive. The device
combines two technologies--a
femtosecond laser and two-photon
fluorescence microscopy--into a
single miniaturized,...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9011&m=14673
*************************
Check Yourself for Genetic
Abnormalities
Wired How To Wiki July 7, 2008
*************************
Wired has assembled a wiki with
ways to check yourself for inherited
traits associated with some sort of
health condition, grouped under
three options: visit a genetic
counselor, scan your whole genome,
and perform lab -*test*-('")s at home....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9010&m=14673
*************************
Internet cable-laying boom
PC Pro July 8, 2008
*************************
At least 25 new undersea Internet
cables are set to be laid over the
next couple of years, providing a
huge boost to worldwide...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9009&m=14673
*************************
50MP CCD Image Sensor unveiled by
Kodak
I4U News July 8, 2008
*************************
Eastman Kodak Company unveiled the
world's first 50 million pixel CCD
image sensor for professional
photography. The sensor captures
digital images with unprecedented
resolution and detail. For instance,
with a 50 megapixel camera, in an
aerial photo of a field 1 1/2 miles
across, you could detect an object
about the size of a small notebook...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9008&m=14673
*************************
Google Introduces a Cartoonlike
Method for Talking in Chat Rooms
New York Times July 9, 2008
*************************
Google has introduced Lively, an
online tool that allows people to
embody a cartoonish online avatar
and have text-based conversations
with friends and other Internet
users in virtual chat rooms that can
be added to any blog or Web site.
Vivaty, a virtual-world start-up,
has introduced a similar 3-D chat
room that runs on Facebook and...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9007&m=14673
*************************
Dopamine shown to induce both
desire and dread
KurzweilAI.net July 9, 2008
*************************
University of Michigan researchers
have found that dopamine, the
neurotransmitter associated with
motivation and positive rewards, can
also promote negative feeling like
fear and dread. The researchers had
previously found that desire and
dread functions were anatomically
close together in the nucleus
accumbens (a tiny section of the...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9006&m=14673
*************************
World Wide Wellness: Online
Database Keeps Tabs on Emerging
Health Threats
Scientific American July 8, 2008
*************************
Researchers at Children's Hospital
Boston and Harvard Medical School
have developed "HealthMap," an
automated data-mining project that
searches web-accessible information
sources to track emerging health
threats worldwide. HealthMap can
often detect potential disease
outbreaks in local pockets before
health agencies such as the World
Health...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9005&m=14673
*************************
AI beats human poker champions
EE Times July 7, 2008
*************************
An artificial intelligence program
called Polaris 2.0 defeated human
champions in the second Man-Machine
Poker Competition, in Las Vegas,
July 3-6. Deveoped at the University
of Alberta, Polaris 2 had learning
built into its programming, thereby
countering the learning ability of
the humans by switching strategies
whenever they did....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9004&m=14673
*************************
Gold, DNA Combination May Lead To
Nano-Sensor
KurzweilAI.net July 9, 2008
*************************
Duke University scientists have
developed intracellular biological
sensors based on gold nanostructures
with tethered DNA recognition
molecules that can create signals
from subtle changes in light
reflecting off their nanoscale
surfaces. By measuring color
changes, researchers can tell what
is happening at the molecular level,
and the...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9003&m=14673
*************************
Nanoscale lithographic tech to
enable 25 nm chip features
KurzweilAI.net July 9, 2008
*************************
MIT researchers have achieved a
significant advance in nanoscale
lithographic technology, creating
lines about 25 nanometers wide
separated by 25 nm spaces. The most
advanced commercially available
computer chips today have a minimum
feature size of 65 nm. Intel
recently announced that it will
start manufacturing at the 32 nm
minimum...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9002&m=14673
*************************
Miniaturised scanner zooms in on
disease
New Scientist Tech July 8, 2008
*************************
Harvard Medical School scientists
have developed a miniaturized
handheld nuclear magnetic resonance
(NMR) scanner that can diagnose
diseases and identify pathogens, and
is 800 times more sensitive than
standard NMR scanners used in many
laboratories -- enough to detect
just 10 bacteria in a given sample.
The trick is the use of magnetic...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9001&m=14673
*************************
Nanosensors for Medical Monitoring
Technology Review July 8, 2008
*************************
Vista Therapeutics is developing
sensitive devices for continuous
bedside monitoring of blood
biomarkers for detecting organ
failure and other problems in
seriously injured or ill patients,
such as those in the ICU after
suffering a heart attack or
traumatic injuries from a car
accident. The devices use silicon
nanowires developed by Harvard...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=9000&m=14673
*************************
A Picowatt Processor
Technology Review July 8, 2008
*************************
University of Michigan have made a
processor (the Phoenix) that
measures just one millimeter square
with a power consumption so low (2.8
picojoules of energy per computing
cycle) that emerging thin-film
batteries of the same size could
power it for 10 years or more. At
this scale, it could be feasible to
build the chip into a thick contact
lens...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8999&m=14673
*************************
Microwave ray gun controls crowds
with noise
NewScientist news service July 3, 2008
*************************
Sierra Nevada Corporation plans to
build a microwave ray gun, dubbed
MEDUSA (Mob Excess Deterrent Using
Silent Audio), able to beam sounds
directly into people's heads. The
device exploits the microwave audio
effect, in which short microwave
pulses rapidly heat tissue, causing
a shockwave inside the skull that
can be detected by the ears. A...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8998&m=14673
*************************
For Future of Mind Control,
Robot-Monkey Trials Are Just a Start
Popular Mechanics July 7, 2008
*************************
A two-way mind-machine interface
with a remote device might some day
begin to redefine how we perceive
and interact with our environment. A
monkey at Duke University in Durham,
N.C. made this 5-ft. robot in Kyoto,
Japan walk on a treadmill (Masafumi
Yamamoto/The New York Times/Redux)
"One day, you could be sitting in an
office and...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8997&m=14673
*************************
Scientists Find Way to Dim Cancer
Switch
HealthDay News July 1, 2008
*************************
Stanford University researchers
have found a "dimmer switch" that
stops a gene from sending protein
signals that promote cancer. When
the Myc gene makes too much of the
protein Myc, cells lose the ability
to kill themselves when they're
damaged, and instead keep growing.
The researchers found that by
turning down the Myc switch, they
could...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8996&m=14673
*************************
Herculean Device for Molecular
Mysteries
New York Times July 8, 2008
*************************
Researchers at Columbia University
and D.E. Shaw Research are
developing a special-purpose
supercomputer that can achieve a
thousandfold increase in throughtput
for complex molecular simulations.
The supercomputer can simulate
biological processes that take place
over a millisecond or longer, 1000
times longer than current molecular
simulations...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8995&m=14673
*************************
'Smart bomb' nanoparticle strategy
to stop metastasis
KurzweilAI.net July 8, 2008
*************************
Researchers at University of
California, San Diego have developed
a nanoparticles/anti-cancer-drug
combination that acts as a "smart
bomb" to target metastasis
(spreading) in mouse pancreatic and
kidney cancer. The 100-nm.
nanoparticle comprises (unnamed)
lipid polymers that deliver the drug
doxorubcin, selectively targeting
blood vessels that...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8994&m=14673
*************************
Are We in the Peak of an Oil
Bubble?
PhysOrg.com July 7, 2008
*************************
Since 2003, worldwide oil prices
have quadrupled and according to a
new study, the price of oil is
rising at a faster-than-exponential
rate, and cannot be sustained. In
other words, we're in the midst of
an oil bubble, say researchers at
ETH Zurich in Switzerland and East
China University of Science and
Technology in Shanghai, China. Since...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8993&m=14673
*************************
Pioneer Develops World's First
16-Layer Optical Disc
PhysOrg.com July 7, 2008
*************************
Pioneer Corporation has developed a
16-layer read-only optical disc with
a capacity of 400 gigabytes....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8992&m=14673
*************************
Synchronising 'heartbeat' saves
sensor batteries
New Scientist Tech July 7, 2008
*************************
IBM's TJ Watson Labs has developed
a "heartbeat" design for sensor
networks that allows the sensors'
batteries to last four times as
long: nodes only turn on when the
beat reaches them, saving battery
power....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8991&m=14673
*************************
Chip-cooling Technology Achieves
'Dramatic' 1,000-watt Capacity
Science Daily July 2, 2008
*************************
Purdue University researchers have
developed a technology that uses
"microjets" to deposit liquid into
tiny channels and remove five times
more heat (1,000 watts per square
centimeter) than other experimental
high-performance chip-cooling
methods for computers and...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8990&m=14673
*************************
Engineers show nanotube circuits
can be made en masse
Nanowerk News July 4, 2008
*************************
Stanford electrical engineers have
developed a method for making
integrated circuit chips with the
needed variety of logic gates on the
scale and with the parallelism that
the semiconductor industry must
employ to make chips that are
economical. The Stanford-devised
process involves growing nanotubes
on a quartz wafer and then
transferring...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8989&m=14673
*************************
Why Fly When You Can Float?
New York Times July 5, 2008
*************************
As the cost of fuel soars and the
pressure mounts to reduce carbon
dioxide emissions, several schemes
for a new generation of airship,
based on new materials and
sophisticated means of propulsion,
are being considered by governments
and private...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8988&m=14673
*************************
Maybe Chicken Little Wasn't
Paranoid After All
New York Times July 6, 2008
*************************
NASA's Jet Propulsion Laboratory
has estimated that a Tunguska-size
asteroid (just 90 feet across,
leveling some 800 square miles of
forest in Siberia) will enter
Earth's atmosphere once every 300
years and says there may be 375,000
objects of such size out there. NASA
only tracks potential "civilization
killers" of 1 kilometer (.62 miles)
or...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8987&m=14673
*************************
Electronic Papyrus: The Digital
Book, Unfurled
New York Times July 6, 2008
*************************
New technologies are developing
that make displays flexible,
foldable or even as rollable as
papyrus, so that large screens can
be unfurled from pocket-sized
containers. Polymer Vision's Readius
Flexible displays are thin,
lightweight and rugged and offer the
advantages of easy, relatively
inexpensive and safe shipping and
handling,...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8986&m=14673
*************************
A Prosthesis for Speech
Technology Review July 3, 2008
*************************
Boston University researchers are
developing brain-reading computer
software that is in the early stage
of translating thoughts into speech,
starting with vowels. An implanted
electrode picks up nerve signals
related to movement of the mouth,
lips, and jaw. These signals are
sent wirelessly to a computer, where
software analyzes them for...
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8985&m=14673
*************************
Do we have the technology to build
a bionic human?
New Scientist Tech July 4, 2008
*************************
Scientists have developed artifical
bones, cartilege, lymph nodes,
hands, arms, some complete organs,
and even parts of the brain, but
there are potential downsides,
including immunorejection, possible
cancer (from stem cells), and
corrosion and wear and tear with
electronic devices....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8984&m=14673
*************************
Laugh at High Gas Prices With a
282-MPG VW
Autopia Wired Blog July 03, 2008
*************************
Volkswagen plans to build a limited
number of cars in 2010 based on its
235 mpg (282 in Imperial gallons)
One-Liter Car concept vehicle. The
design makes extensive use of carbon
monocoque fiber, magnesium,
titanium, and aluminum to minimize
weight (660 pounds)....
http://www.kurzweilai.net/email/newsRedirect.html?newsID=8983&m=14673