Communications of the ACM
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 TechNews
Ut Professor Leads World Effort in Developing Next Generation of Supercomputers
University of Tennessee, Knoxville's Jack Dongarra says that exascale supercomputers are needed to solve problems in the economy, engineering, and manufacturing...
From ACM TechNews
Coiled Nanowires May Hold Key to Stretchable Electronics
North Carolina State University researchers have created coils of silicon nanowire on a substrate that can be stretched to more than twice their size, a development...
From ACM TechNews
Intel Says Light Peak Interconnect Technology Is Ready
Intel's high-speed Light Peak interconnect technology, which links PCs to displays and external storage devices, is ready for implementation, says Intel's David...
From ACM TechNews
Dirac Testbed Reveals How Applications Are Written
Graphics processing units (GPUs) are increasingly being used in high-performance computing, but there is a question of whether GPUs offer an effective solution...
From ACM TechNews
Cockroach Inspires Robotic Hand to Get a Grip
Harvard University researcher Robert D. Howe and Yale University professor Aaron Dollar have developed a robotic hand, based on the legs of a cockroach, that is...
From ACM TechNews
Metamorphosis Key to Creating Stable Walking Robots
A study to find the quickest way to evolve walking behaviors in virtual robots was conducted by University of Vermont researcher Josh Bongard. He ran simulations...
From ACM News
Scaling p: The Future of Nanoscience
Four prominent scientists—David Awschalom of UCSB; Angela Belcher of MIT; Donald Eigler of IBM Almaden Research Center; and Michael Roukes of Caltech—discuss the...
From ACM TechNews
Epitaxial Graphene Shows Promise For Replacing Silicon in Electronics
Georgia Tech researchers recently created an array of 10,000 top-gated transistors on a 0.24-square centimeter chip, believed to be the highest density graphene...
From ACM TechNews
European Exascale Project Drives Toward Next Supercomputing Milestone
The goal of the European Exascale Software Initiative (EESI) is to help effect the migration from petascale to exascale systems over the next 10 years by bringing...
From ACM TechNews
Better Benchmarking For Supercomputers
Many computer scientists say the High-Performance Linpack test is not the best performance measurement for the world's top supercomputers. The new Graph500 benchmark...
From ACM TechNews
Biological Evolution Gives Cues to Stronger Computer Software
The universities of Virginia and New Mexico recently received a $3.2 million U.S. DARPA grant to develop more resilient software systems based on the biological...
From ACM TechNews
Nanowriting a Big Step in Electronics
The ability to write metal lines that are less than 5 nanometers wide has been demonstrated by a University of Illinois research team, and this could impact the...
From ACM TechNews
Graphics Ability Is the New Goal For Chip Makers
Computer chip makers will highlight the improved visual performance of their technology at this year's Consumer Electronics Show.
From ACM News
The Surprising sefulness of Sloppy Arithmetic
A computer chip that performs imprecise calculations could process some types of data thousands of times more efficiently than existing chips.
From ACM News
Graphics Ability Is the New Goal For Chip Makers
In the good old days, it was all about speed.
From ACM News
'nanoscoops' Could Spark New Generation of Electric Automobile Batteries
New nanoengineered batteries developed at Rensselaer Polytechnic Institute exhibit remarkable power density, charging more than 40 times faster than today's lithium...
From ACM TechNews
1,760 Playstation 3s Form New Supercomputer
The U.S. Air Force Research Laboratory at Wright-Patterson Air Force Base recently unveiled a supercomputer, named the Condor Cluster, consisting of 1,760 Sony...
From ACM News
Intel: Why a 1,000-Core Chip Is Feasible
Chipmaker Intel has been investigating the issue of scaling the number of cores in chips through its Terascale Computing Research Program, which has so far yielded...
From ACM News
White House Says Supercomputing 'arms Race' Could Prove Costly
Looks for better ways to make sure supercomputers "address our current national priorities."
From ACM TechNews