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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.


From ACM TechNews

Cloud@Home: Goals, Challenges, and Benefits of a Volunteer Cloud

University of Messina professors Salvatore Distefano and Antonio Puliafito suggest using cloud-based volunteer computing, known as Cloud@Home, to solve many ofView...

Tiny 3-D-Printed Insect Robots Take Flight
From ACM News

Tiny 3-D-Printed Insect Robots Take Flight

A team of roboticists at Cornell University have created tiny flying robotic insects using 3-D printing. The flapping wings of the hovering robotic insects (known...

The Drive Toward Hydrogen Vehicles Just Got Shorter
From ACM News

The Drive Toward Hydrogen Vehicles Just Got Shorter

Researchers at Los Alamos National Laboratory and the University of Alabama have revealed a new single-stage method for recharging the hydrogen storage compound...

From ACM TechNews

New Software Calculates Heating Costs in Greenhouse Operations

Jonathan Frantz, a U.S. Department of Agriculture researcher, and colleagues have developed Virtual Grower, software for calculating heating costs in greenhouse...

Terahertz Superchips Can Do It All
From ACM TechNews

Terahertz Superchips Can Do It All

Cornell University researchers have developed terahertz radiation microchips that could be used in a wide range of medical and scientific applications, including...

From ACM News

Https Is More Secure, So Why Isn't the Web Using It?

You wouldn't write your username and passwords on a postcard and mail it for the world to see, so why are you doing it online? Every time you log in to Twitter...

Browser Communication Boost Back on Track
From ACM News

Browser Communication Boost Back on Track

After a security problem derailed it last year, a technology to open a high-speed browser communications link is getting back on track again.

British Computer Scientists Reboot
From Communications of the ACM

British Computer Scientists Reboot

After a year of turmoil, computer scientists at King's College London have retained their jobs, but substantial challenges lie ahead.

Social Games, Virtual Goods
From Communications of the ACM

Social Games, Virtual Goods

The popularity of virtual goods and currencies in online gaming is changing how people think and act about money.

Engineering Sensation in Artificial Limbs
From Communications of the ACM

Engineering Sensation in Artificial Limbs

Advancements in mobile electronics have led to several prosthetics innovations in recent years, but providing reliable touch sensations to users remains an elusive...

The Quest For Randomness
From Communications of the ACM

The Quest For Randomness

It's not easy to generate a string of numbers that lack any pattern or rule, or even to define exactly what randomness means.

Extremely Fast Mram Data Storage Within Reach
From ACM TechNews

Extremely Fast Mram Data Storage Within Reach

Physikalisch-Technische Bundesanstalt researchers have developed a type of magnetic random access memory (MRAM) equipped with a special chip connection that results...

From ACM TechNews

Taiwan Researchers Turn to Silk for Flexible E-Devices

Silk membranes can be used for flexible e-book readers, LED displays, and RFID tools, according to researchers at the National Tsing Hua University. A team has...

From ACM News

Software Progress Beats Moore

One of the old jokes in computing is that what the hardware giveth, the software taketh away.

World Mobile Data Traffic to Explode by Factor of 26 by 2015
From ACM News

World Mobile Data Traffic to Explode by Factor of 26 by 2015

Anyone who thinks that the Internet revolution is in anything but its early phase had better take a look at Cisco's latest Global Mobile Data Traffic Forecast.

China's Homemade Supercomputer May Be the Most Efficient Ever
From ACM TechNews

China's Homemade Supercomputer May Be the Most Efficient Ever

China plans to launch a new homegrown supercomputer, the Dawning 6000, this summer, and it "could rival even Blue Gene/Q systems for performance per watt supremacy...

Increasing Processor Efficiency By Matching Power with Demand
From ACM News

Increasing Processor Efficiency By Matching Power with Demand

For decades, chipmakers strove to develop the fastest and most powerful chips possible and damn the amount of electricity needed to power them, but these days...

From ACM News

The Next Operating System

Operating systems for multicore chips will need more information about their own performance—and more resources for addressing whatever problems arise.

Memristors: Pass or Fail?
From Communications of the ACM

Memristors: Pass or Fail?

The device may revolutionize data storage, replacing flash memory and perhaps even disks. Whether they can be reliably and cheaply manufactured, though, is an open...

Evaluating Government Funding
From Communications of the ACM

Evaluating Government Funding

A presidential report asserts the value of U.S. government investments in the cross-agency Networking and Information Technology Research...
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