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dateMore Than a Year Ago
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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 News

A Step Closer to Perfect 3D Data Storage

 In the introduction to a paper in press in the Journal of Biotechnology, Virgile Adam of the Katholieke Universiteit Leuven in Belgium, along with a long list...

Flexible Touch Screen Made With Printed Graphene
From ACM TechNews

Flexible Touch Screen Made With Printed Graphene

Researchers at Samsung and Sungkyunkwan University have developed a graphene-based flexible touch screen that eventually could lead to transparent electronics. 

How the Apple Ii Taught Programmers to Economize
From ACM News

How the Apple Ii Taught Programmers to Economize

Imagine trying to program a virtual machine--a software instance that mimics all the characteristics of a physical computer--on a device with 2 kilobytes of RAM...

From ACM News

Mobile Chips Threaten High-Performance Manufacturers

At the end of 2009, Intel was shipping about 80 percent of all x86 processors--the type of chip that powers, for example, Windows-based personal computers. AMD...

Commercial Quantum Cryptography System Hacked
From ACM News

Commercial Quantum Cryptography System Hacked

Physicists have mounted the first successful attack of its kind on a commercial quantum cryptography system.

Software that Learns By Watching
From ACM News

Software that Learns By Watching

Overworked and much in demand, IT support staff can't be in two places at once. But software designed to watch and learn as they carry out common tasks could soon...

Physicists ­se Location to Guarantee Security of Quantum Messages
From ACM TechNews

Physicists ­se Location to Guarantee Security of Quantum Messages

UCLA researchers have developed a type of quantum cryptography, which guarantees that only a person at a certain location can read an encrypted message. 

Lining Up 'nanodot' Memory
From ACM TechNews

Lining Up 'nanodot' Memory

North Carolina State University researchers have developed a method for growing magnetic nanoparticles that could lead to much more dense computer memory devices...

Self-Powered Flexible Electronics
From ACM TechNews

Self-Powered Flexible Electronics

Sungkyunkwan University and Samsung researchers have developed a way to capture the piezoelectric power generated when a touchscreen flexes under a user's touch...

Intel Prototypes Low-Power Circuits
From ACM News

Intel Prototypes Low-Power Circuits

The smaller a silicon transistor becomes, the more electrons it leaks. That can mean unreliable, battery-draining chips. Researchers at Intel have come up with...

How to Build a Superluminal Computer
From ACM TechNews

How to Build a Superluminal Computer

Vienna University of Technology physicists Volkmar Putz and Karl Svozil have devised a way to process information that exceeds the speed of light. 

Magnetic Solder to Wire 3-D Chips
From ACM News

Magnetic Solder to Wire 3-D Chips

A new type of solder can be melted and shaped in three dimensions under the force of a weak magnetic field. Using a magnet to pull the solder up through narrow...

From ACM News

A Faster Wireless Web

Transfers of large amounts of data across the Internet to wireless devices suffer from a key problem: The Transmission Control Protocol (TCP) used to send and receive...

Wi-Fi at the Speed of Light
From ACM News

Wi-Fi at the Speed of Light

A wireless network that uses reflected infrared light instead of radio waves has transmitted data through the air at a speed of one gigabit per second—six to 14...

A 50-Watt Cellular Network
From ACM News

A 50-Watt Cellular Network

An Indian telecom company is deploying simple cell phone base stations that need as little as 50 watts of solar-provided power. It will soon announce plans to sell...

Getting a Grip on Online Buzz
From ACM News

Getting a Grip on Online Buzz

Big-name companies increasingly recognize the importance of discussions about their products on social media sites such as Facebook and Twitter. But keeping track...

Searching For Disease Clues in Genetic Diversity
From ACM News

Searching For Disease Clues in Genetic Diversity

Over the last few years, scientists have discovered hundreds of genetic variants linked to disease. But the vast majority of that research has focused on people...

What's Inside the Ipad's Chip?
From ACM News

What's Inside the Ipad's Chip?

Despite widespread speculation, nothing beyond what Steve Jobs announced last week is known about the A4 chip at the heart of the Apple iPad. Jobs described the...

New Life For Magnetic Tape
From ACM News

New Life For Magnetic Tape

Music lovers may have long forsaken them, but magnetic tapes still reign supreme when it comes to storing vast amounts of digital data. And new research from IBM...

From ACM News

How Google Ranks Tweets

To deliver useful search returns from the so-called real-time Web--such as seconds-old Twitter "tweets" reporting traffic jams--Google has adapted its page-ranking...
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