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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.


The Eyes Have It
From Communications of the ACM

The Eyes Have It

Eye-tracking control for mobile phones might lead to a new era of context-aware user interfaces.

From ACM TechNews

IBM, Intel Question Key Top500 Supercomputer Metric

Researchers at IBM and Intel are questioning the methods by which the supercomputing Top500 list is compiled. "The Top500 . . . doesn't measure about 80 percent...

From ACM TechNews

Hpc Experts Look Past Petaflop to the Exascale

At SC10, the annual supercomputing conference, high-performance computing (HPC) experts debated whether the industry will reach an exaflop by 2020, and if the achievement...

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.

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...

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...

New Research Provides Effective Battle Planning For Supercomputer War
From ACM TechNews

New Research Provides Effective Battle Planning For Supercomputer War

Researchers have been studying and comparing the supercomputing systems in China and the United States to provide an analysis that will benefit the battle plans...

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...

From ACM TechNews

Supercomputing Fest Will Spotlight World's Fastest Computers, High-Performance Issues

The SC10 supercomputing conference to be held in New Orleans will highlight high-performance computing advances in computation, networking, storage, and analysis...

Nist Tool Uses Combination Testing to Catch Software Bugs
From ACM News

Nist Tool Uses Combination Testing to Catch Software Bugs

Researchers at the National Institute of Standards and Technology have released a computer system testing tool that can cut costs by more efficiently finding software...

Quantum Computing Reaches for True Power
From ACM News

Quantum Computing Reaches for True Power

In 1981 the physicist Richard Feynman speculated about the possibility of "tiny computers obeying quantum mechanical laws." He suggested that such a quantum computer...

Research Team Takes Another Big Step in Creating Small Chips
From ACM TechNews

Research Team Takes Another Big Step in Creating Small Chips

Researchers at the University of Alberta and the National Institute for Nanotechnology have developed a method for heating plastic in a microwave oven that could...

Nanogenerators Power Conventional Electronic Devices
From ACM News

Nanogenerators Power Conventional Electronic Devices

Researchers have reached a significant milestone in their development of nanometer-scale generators that harvest mechanical energy from the environment using an...

Multi-Million Dollar Initiative Aims to Improve Internet Architecture
From ACM TechNews

Multi-Million Dollar Initiative Aims to Improve Internet Architecture

University of Arizona researchers are participating in a U.S. National Science Foundation effort that is investigating ways to revolutionize the Internet's architecture...

From ACM TechNews

New Help on Testing For Common Cause of Software Bugs

As part of the Automated Combinatorial Testing for Software program, the U.S. National Institute of Standards and Technology has developed algorithms for automated...
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