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Communications of the ACM

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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.


War Machines: Recruiting Robots For Combat
From ACM News

War Machines: Recruiting Robots For Combat

War would be a lot safer, the Army says, if only more of it were fought by robots.

From ACM TechNews

Joint Project to Create a Processor the Size of a Molecule

The European Union will launch a project to build a single molecule processor chip. The Atomic Scale and Single Molecule Logic Gate Technologies project will establish...

Top Scientist ­rges 'ambitious' ­.s. Exascale Supercomputer Plan
From ACM TechNews

Top Scientist ­rges 'ambitious' ­.s. Exascale Supercomputer Plan

Peter Beckman, director of the DOE's Exascale Technology and Computing Institute, says the United States needs to make a sizable push to open up funding resources...

'nowhere to Hide': ­.s. Army Testing New 'smart' Weapons in Afghanistan
From ACM News

'nowhere to Hide': ­.s. Army Testing New 'smart' Weapons in Afghanistan

The XM-25 soon will see combat; precision rounds can be programmed to explode before impact.

New Device Could Give Boost to Renewable Energy
From ACM TechNews

New Device Could Give Boost to Renewable Energy

University of Texas at Dallas professor Babak Fahimi has developed a prototype electronic interface for routing renewable energy sources to the power grid and electrical...

Silicon's Long Good-Bye
From ACM News

Silicon's Long Good-Bye

Researchers make transistors out of a material that's better than silicon.

Cell-Phone Chips to the Rescue
From ACM News

Cell-Phone Chips to the Rescue

Data centers, under greater demand than ever, are looking to low-power chips as a way to save money, but switching won't be easy.

Accelerator Supercomputers Dominate Newest Green500 List's Top 10
From ACM News

Accelerator Supercomputers Dominate Newest Green500 List's Top 10

Accelerator-based supercomputers hold eight of the top 10 spots on the Green500 list. Green500 ranks the energy efficiency of the world's 500 fastest supercomputers...

Graph500 Rating System Evaluates Nine Supercomputer Capabilities
From ACM News

Graph500 Rating System Evaluates Nine Supercomputer Capabilities

Nine supercomputers have been tested, validated and ranked by the new "Graph500" challenge, introduced this week by an international team led by Sandia National...

Chips in Football Helmets to Monitor For Concussions
From ACM TechNews

Chips in Football Helmets to Monitor For Concussions

Intel researchers are working with football helmet manufacturers and several universities to develop technology that can monitor brain damage in real time and build...

From ACM News

­niversity Analysis Suggests Limiting Exposure to Carbon Nanotubes

UC Berkeley researcher Mark Philbrick says that carbon nanotubes pose potential adverse health effects to humans and should be treated as if they are hazardous....

From ACM News

Illinois Students Build 33-Teraflop Cluster From Gpus

Students at the University of Illinois have built a supercomputer out of GPUs as part of a hands-on class. They expect the cluster to be ranked on the Green500...

From ACM TechNews

Ice and a Slice Makes Transistors More Precise

Transistors can be built more precisely by using ice as a mask, according to researchers at Harvard University. The ice lithography process resembles how computer...

New Standard Proposed For Supercomputing
From ACM News

New Standard Proposed For Supercomputing

A new supercomputer rating system, Graph500, tests a supercomputer's ability to analyze large, graph-based structures that link the huge number of data points present...

All Optical Transistor
From ACM TechNews

All Optical Transistor

Researchers at EPFL have built a device that acts like an optical transistor. The device uses an optical microresonator to trap light in a tiny glass structure...

From ACM TechNews

­.s. Building Next Wave of Supercomputers

Both Oak Ridge National Laboratory and Lawrence Livermore National Laboratory are building 20-petaflop supercomputer systems that are expected to ready in 2012....

From ACM TechNews

Chinese Supercomputer Overtakes Jaguar

China's National University of Defense Technology's Tianhe-1A supercomputer has taken the top ranking from Oak Ridge National Laboratory's Jaguar supercomputer...

Supercomputers 'will Fit in a Sugar Cube,' Ibm Says
From ACM TechNews

Supercomputers 'will Fit in a Sugar Cube,' Ibm Says

IBM researchers led by Bruno Michel have developed a water-cooling method for creating supercomputer processors that could shrink them to the size of a sugar cube...

China Supercomputer Is Probably World's Fastest . . . But Not for Long
From ACM News

China Supercomputer Is Probably World's Fastest . . . But Not for Long

In late October, China unveiled the world's "fastest" supercomputer, the Tianhe 1A. But around the world there are several systems currently being planned or...

Cameras to Catch Terrorists Triple in New York With Bomb Plots
From ACM News

Cameras to Catch Terrorists Triple in New York With Bomb Plots

New York City is almost halfway to its goal of installing 3,000 cameras as part of a network to monitor signs of terrorism, about triple the number it had in...
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