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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.


From ACM News

Fujitsu Begins Shipping 'k' Computer, Japan's Next-Generation Supercomputer

Fujitsu has begun shipping the computing units for Japan's Next-Generation Supercomputer, nicknamed the "K"  computer. The "K" computer is a central part of the...

First Improvement of Fundamental Algorithm in 10 Years
From ACM News

First Improvement of Fundamental Algorithm in 10 Years

The max-flow problem, which is ubiquitous in network analysis, scheduling, and logistics, can now be solved more efficiently than ever.

Study: Servers Run Well Around Zero Degrees
From ACM TechNews

Study: Servers Run Well Around Zero Degrees

Researchers in Finland are studying the use of outdoor air to cool data centers in northern climates. They have been running servers in a tent on a roof terrace...

Researchers Provide Insight Into the Impacts of Too Much Communication
From ACM News

Researchers Provide Insight Into the Impacts of Too Much Communication

Individuals within a networked system coordinate their activities by communicating their position, speed, or intention. This communication will pnly increase...

Lipscomb Cluster Performance Tops 40 Teraflops
From ACM News

Lipscomb Cluster Performance Tops 40 Teraflops

The University of Kentucky's new high-performance computer was measured at speeds of over 40 teraflops during benchmark testing.

From ACM News

Mobile Chips Battle For Processing Power

Inside your smartphone, a battle is raging. As tiny chips with big ambitions fight for processing power, is there anything the phones of the future will not be...

Watching Electrons Move in Real Time
From ACM News

Watching Electrons Move in Real Time

Research published in The Journal of Chemical Physics describes the emerging technique of X-ray powder diffraction, which has been used to map the movement of electrons...

From ACM News

Certain Doped-Oxide Ceramics Resist Ohm's Law

A group of researchers in England and Spain has discovered that certain barium titanate ceramics do not follow Ohm's Law. Applying a voltage to them gradually changes...

From ACM TechNews

UTD Team Evaluating Facial Recognition Techniques

University of Texas at Dallas (UTD) researchers are working with the U.S. Department of Defense to find the most accurate and cost-effective way to recognize individuals...

From ACM TechNews

Technology in the Extreme

Researchers at Newcastle University's Centre for Extreme Environment Technology have developed radio transmitters that can withstand temperatures of up to 900 degrees...

From ACM News

ORNL Strengthens DOE-Funded Clean Vehicles Team

As a member of the recently announced clean vehicles consortium, part of the U.S.-China Clean Energy Research Center, Oak Ridge National Laboratory researchers...

From ACM TechNews

Powerful Argument for Cutting IT Energy Consumption

Although technology is growing more and more energy efficient, more innovation is needed to offset the growing use of computers in countries such as India and China...

Three Teams Share $10 Million Purse in Automotive X Prize Competition
From ACM News

Three Teams Share $10 Million Purse in Automotive X Prize Competition

Three teams were awarded a share of the $10 million purse in the Progressive Insurance Automotive X PRIZE for Super Fuel-Efficient Vehicles.

From ACM News

Officials In The Dark About Voting Machine Glitches

Problems with voting machines are still popping up 10 years after the controversial presidential vote in Florida.

DARPA Wants to Create Brainiac Bot Tots
From ACM TechNews

DARPA Wants to Create Brainiac Bot Tots

The U.S. Defense Advanced Research Projects Agency (DARPA) is funding scientist Shane Mueller's efforts to expand upon the Turing test as part of an attempt to...

Computer Scientist Puts NSF Funding to Work for More Reliable Computing
From ACM TechNews

Computer Scientist Puts NSF Funding to Work for More Reliable Computing

University of California, San Diego professor Yuanyuan Zhou recently received several grants for research projects aimed at making computer systems more reliable...

Scientists Reveal Battery Behavior at the Nanoscale
From ACM News

Scientists Reveal Battery Behavior at the Nanoscale

As industry seeks improved battery power sources, cutting-edge microscopy performed at the U.S. Department of Energy's Oak Ridge National Laboratory is providing...

Electric Skin That Rivals the Real Thing
From ACM TechNews

Electric Skin That Rivals the Real Thing

Two separate research groups have developed pressure-sensing devices that can match human skin in sensitivity and flexibility. 

From ACM TechNews

Software Improves Yuma Proving Ground Test Equipment

Researchers at the U.S. Army's Yuma Proving Ground have developed a program that can determine the positional and angular motion of relatively stationary test objects...

'Slow Light' on a Chip Holds Promise for Optical Communications
From ACM TechNews

'Slow Light' on a Chip Holds Promise for Optical Communications

Scientists at the University of California, Santa Cruz (UCSC) and Brigham Young University have developed an optical device that has the slowest-ever light propagation...
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