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An edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.


Size Matters: Canadian Research Could Shrink Gadget Size
From ACM TechNews

Size Matters: Canadian Research Could Shrink Gadget Size

McGill University researchers have found that quantum dots are capable of creating large voltages that can keep compact electronic devices running. "We need to...

'spintronics' Breakthrough Holds Promise For Next-Generation Computers
From ACM TechNews

'spintronics' Breakthrough Holds Promise For Next-Generation Computers

University of Kansas (KU) researchers have discovered a way to recognize currents of spinning electrons, or spintronics, within a semiconductor using powerful lasers...

From ACM News

China's Secure Communications Quantum Leap

A team of 15 Chinese researchers in May published a research paper announcing a successful demonstration of "quantum teleportation" over 16 kilometers of free...

Scientists Help Explain Graphene Mystery
From ACM News

Scientists Help Explain Graphene Mystery

Nanoscale simulations and theoretical research performed at the U.S. Department of Energy's Oak Ridge National Laboratory are bringing scientists closer to realizing...

Ho-Hum to High Performance: Boring Material Could Lead to Electronics Revolution
From ACM TechNews

Ho-Hum to High Performance: Boring Material Could Lead to Electronics Revolution

Cornell University researchers have found that when the oxide compound europium titanate is sliced nanometers thin and stretched on a specially designed template...

The MIT Roots of Google
From ACM News

The MIT Roots of Google

Google’s App Inventor, which lets people with no previous programming experience build applications for mobile phones, draws on decades of MIT research.

From ACM News

Flawed Proof ­shers In Era of Wikimath

His prospects of answering one of the biggest questions in mathematics may be fading, but Vinay Deolalikar of Hewlett-Packard Labs in Palo Alto, California, may...

Daniel Spielman Wins 2010 Rolf Nevanlinna Prize
From ACM News

Daniel Spielman Wins 2010 Rolf Nevanlinna Prize

Daniel Spielman of Yale University, New Haven, CT, has been chosen for the 2010 Rolf Nevanlinna Prize "for smoothed analysis of Linear Programming, algorithms...

Atom Images Raise Quantum Computer Hopes
From ACM News

Atom Images Raise Quantum Computer Hopes

Fast quantum computers made of atoms trapped by beams of light could be a step closer, thanks to the first images of the individual atoms in such a grid.

What Does 'p vs. Np' Mean For the Rest of Us?
From ACM News

What Does 'p vs. Np' Mean For the Rest of Us?

A proposed "proof" is probably a bust—but even failed attempts can advance computer science.

An Implantable Antenna
From ACM News

An Implantable Antenna

A prototype silk biosensor could someday alert doctors to signs of disease.

How Much Smaller Can Chips Go?
From ACM News

How Much Smaller Can Chips Go?

Seven of the finest minds Intel can muster are lined up on stage, ready to take questions from a pack of visibly intimidated European journalists.

Finding Our Way with Digital Bread Crumbs
From ACM News

Finding Our Way with Digital Bread Crumbs

A Microsoft research project explores whether sensors in mobile devices could help us navigate without GPS.

Innovation Could Bring Super-Accurate Sensors, Crime Forensics
From ACM TechNews

Innovation Could Bring Super-Accurate Sensors, Crime Forensics

Purdue researchers have developed technology that enables microelectromechanical systems to self-calibrate, which they say could lead to super-accurate sensors...

Researchers Control Collective Spin States Electrically at Room Temperature
From ACM News

Researchers Control Collective Spin States Electrically at Room Temperature

Physicists at the University of Nebraska Lincoln have changed the orientation of a  large number of electron spins collectively at room temperature by pure electrical...

From ACM News

Step 1: Post Elusive Proof. Step 2: Watch Fireworks.

 The potential of Internet-based collaboration was vividly demonstrated this month when complexity theorists used blogs and wikis to pounce on a claimed proof for...

From ACM News

Tide Turns Against Million-Dollar Maths Proof

Initially hailed as a solution to the biggest question in computer science, the latest attempt to prove P ≠ NP—otherwise known as the "P vs NP" problem—seems to...

Riders on a Swarm
From ACM News

Riders on a Swarm

Mimicking the behaviour of ants, bees and birds started as a poor man’s version of artificial intelligence. It may, though, be the key to the real thing.

From ACM News

Hiding Files in Flickr Pics Will Fool Web Censors

Life is about to become more difficult for countries trying to censor access to foreign Websites. A system dubbed Collage will allow users in these countries...

Gesture-Based Computing Takes a Serious Turn
From ACM News

Gesture-Based Computing Takes a Serious Turn

Call me a creature of habit, but I approach any new computer interface with a sense of apprehension.
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