Communications of the ACM
Why the Simplex Method, at Age 75, is Still the Go-To Algorithm
Daniel A. Spielman and colleague Shang-hua Teng solved the mystery of the Simplex Method using a technique called smoothed analysis… From ACM NewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
From ACM TechNews
Grid Computing, the New Commodity
The European Union-funded GridEcon project has developed a platform for trading computing resources and buying and selling standardized computing resources. GridEcon's...
From ACM TechNews
Robot's Gentle Touch Aids Delicate Cancer Surgery
Canadian researchers have developed a robot capable of detecting tumor tissue in half the time it takes a human surgeon and with 40 percent greater accuracy while...
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Competitions Aim to Create Interest in Cybersecurity
U.S. government, industry, and academia are using cybersecurity competitions to interest high school and college students about the career opportunities in cybersecurity...
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Desktop Multiprocessing: Not So Fast
The continuance of Moore's Law—the axiom that the number of devices that can be economically installed on a processor chip doubles every other year—will mainly...
From ACM TechNews
Hackers Stole Ids For Attacks
Russian hackers stole U.S. identities and software tools for use in a cyberattack against Georgian government Web sites during the war between Russia and Georgia...
From ACM TechNews
The Grill: MIT Media Labs' David Merrill on Tangible Computing
Massachusetts Institute of Technology Media Lab graduate student David Merrill has co-invented Siftables to facilitate more natural and tangible interaction with...
From ACM TechNews
'spiderbots' Talk Amongst Themselves Inside Active Volcano
A group of "spiderbots" released inside Mount St. Helens in Washington is the first network of volcano sensors capable of automatically communicating with each...
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Computer Scientists Take Over Electronic Voting Machine With New Programming Technique
Computer scientists from the University of California, San Diego (UCSD), the University of Michigan, and Princeton University have demonstrated that a Sequoia electronic...
From ACM TechNews
Semantics-Based Software Boosts Company Performance
SUPER, a European research project, has developed software that expedites companies' development or adjustment of their business processes while realizing cost...
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Computer 'agents' Take to the Web
Artificial intelligence agents that automatically negotiate for online shoppers, called Negotiation Ninjas, will be tested on a shopping Web site called Aroxo this...
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Nist Demonstrates Sustained Quantum Processing in Step Toward Quantum Computers
National Institute of Standards and Technology (NIST) physicists have demonstrated sustained, reliable information processing operations on electrically charged...
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Supercomputer Visuals Without Graphics Chip
The obsolescence of graphics-processing clusters is being hastened by the rapidly accelerating data processing speed of supercomputers. Scientists at Argonne National...
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Call For Debate on Autonomous Military Robots
BBC NewsAs robots are increasingly used in warfare, civilian lives will be put at greater and greater risk, according to University of Sheffield professor NoelView...
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Sustained Quantum Processing Demo Seen as Step Toward Quantum Computers
Raising prospects for building a practical quantum computer, physicists at the National Institute of Standards and Technology (NIST) have demonstrated sustained...
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C San Diego Launches Triton Resource Supercomputer
The San Diego Supercomputer Center (SDSC) at the University of California, San Diego, has officially launched the Triton Resource, an integrated, data-intensive...
From ACM TechNews
Behavior of Building Block of Nature Could Lead to Computer Revolution
Physicists from the Universities of Cambridge and Birmingham have demonstrated that electrons in narrow wires can split into two new particles called spinons and...
From ACM TechNews
Dna Computation Gets Logical at the Weizmann Institute
Researchers at the Weizmann Institute of Science have discovered a way to make biomolecular computers fashioned from DNA and other biological molecules more user...
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A Police Woman Fights Quantum Hacking and Cracking
Quantum computing will give people and institutions an enormous amount of computing power, but it will also make their data vulnerable to attack. For Julia Kempe...
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Green500 List: Supercomputer Efficiency Continues to Improve
The fifth edition of Virginia Tech's Green500 List shows that supercomputers continue to use less power even as their capacity soars. Computers raking in top spots...
From ACM TechNews