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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.


Defense ­niversity Builds China's Fastest Supercomputer
From ACM TechNews

Defense ­niversity Builds China's Fastest Supercomputer

China's National University of Defense Technology (NUDT) has unveiled the Tianhe supercomputer, the fastest supercomputer in China. Tianhe runs at 563.1 teraflops...

Open Source Identity: Ruby on Rails Creator David Heinemeier Hansson
From ACM TechNews

Open Source Identity: Ruby on Rails Creator David Heinemeier Hansson

One of the most popular and successful open source software development initiatives is Ruby on Rails, created by David Heinemeier Hansson. "I think the fundamental...

­c Researchers Create All-Electric Spintronics
From ACM TechNews

­c Researchers Create All-Electric Spintronics

University of Cincinnati (UC) researchers have developed a way to control an electron's spin orientation using only electrical means. Previous methods to develop...

From ACM News

DARPA Looks to Send the Internet Into Orbit

There’ve been satellites orbiting Earth for half a century. But getting information to and from them is still a pain. Which is why Pentagon research arm Darpa is...

Silicon-Air Battery: Non-Stop Power For Thousands of Hours
From ACM News

Silicon-Air Battery: Non-Stop Power For Thousands of Hours

Scientists at the Technion-Israel Institute of Technology have developed a new, environmentally friendly silicon-air battery capable of supplying non-stop power...

Robot Integrates Audio, Visual Data
From ICT Results

Robot Integrates Audio, Visual Data

European researchers developed technology that enables a robot to combine data from both sound and vision to create combined, purposeful perception. In the process...

Rensselaer To Lead Research Center for Social and Cognitive Networks
From ACM News

Rensselaer To Lead Research Center for Social and Cognitive Networks

With $16.75 million in funding from the Army Research Laboratory (ARL), Rensselaer Polytechnic Institute will launch a new interdisciplinary research center devoted...

Parallel Course
From ACM News

Parallel Course

In 1995, a good computer chip had a clock speed of about 100 megahertz. Seven years later, in 2002, a good computer chip had a clock speed of about three gigahertz...

Researchers Help Ensure Security of Military Logistics
From ACM TechNews

Researchers Help Ensure Security of Military Logistics

University of Texas at Dallas (UTD) professor Bhavani Thuraisingham, director of UTD's CyberSecurity Research Center, believes it is possible to establish data...

Exploring New Frontiers
From Communications of the ACM

Exploring New Frontiers

The Expeditions in Computing program provides scientists with the funding to work on ambitious, often multidisciplinary research.

Implementing Electronic Medical Records
From Communications of the ACM

Implementing Electronic Medical Records

Despite a number of challenges, patients' medical records are slowly making the transition to the digital age.

Electronic Paper's Next Chapter
From Communications of the ACM

Electronic Paper's Next Chapter

The technological challenge for researchers working on the next generation of electronic paper is to render color as brightly as traditional paper, without increasing...

Deep Data Dives Discover Natural Laws
From Communications of the ACM

Deep Data Dives Discover Natural Laws

Computer scientists have found a way to bootstrap science, using evolutionary computation to find fundamental meaning in massive amounts of raw data.

From ACM News

New Software Could Smooth Supercomputing Speed Bumps

Supercomputers have long been an indispensable, albeit expensive, tool for researchers who need to make sense of vast amounts of data. One way that researchers...

From ACM TechNews

Field Experiment on a Metropolitan Quantum Cryptography Network

The University of Science and Technology of China recently demonstrated a metropolitan quantum cryptography network (QCN) for use by the government in Wuhu, China...

Merging Video With Maps
From ACM TechNews

Merging Video With Maps

Microsoft and researchers from the University of Konstanz in Germany are collaborating to create Videomap, navigation software that incorporates videos of driving...

Researchers Save Electricity With Low-Power Processors and Flash Memory
From ACM TechNews

Researchers Save Electricity With Low-Power Processors and Flash Memory

During ACM's recent Symposium on Operating Systems Principles, researchers from Carnegie Mellon University and Intel Labs Pittsburgh won the best paper award for...

Kraken Becomes First Academic Machine to Achieve Petaflop
From ACM TechNews

Kraken Becomes First Academic Machine to Achieve Petaflop

The National Institute for Computational Sciences (NICS), a joint project between the University of Tennessee (UT) and Oak Ridge National Laboratory, has upgraded...

From ACM TechNews

A View From the 2009 European Computer Science Summit

A recurring theme at Informatics Europe's recent European Computer Science Summit 2009, which took place Oct. 8-9 in Paris, was the concern that the European scientific...

Why Desktop Multiprocessing Has Speed Limits
From ACM TechNews

Why Desktop Multiprocessing Has Speed Limits

Despite the mainstreaming of multicore processors for desktops, not every desktop application can be rewritten for multicore frameworks, which means some bottlenecks...
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