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Communications of the ACM

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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.


Introducing the Vacuum Transistor: A Device Made of Nothing
From ACM News

Introducing the Vacuum Transistor: A Device Made of Nothing

In September 1976, in the midst of the Cold War, Victor Ivanovich Belenko, a disgruntled Soviet pilot, veered off course from a training flight over Siberia in...

Beyond Tianhe-2
From ACM News

Beyond Tianhe-2

The TOP500 semi-annual ranking of the world's most powerful supercomputers, announced yesterday, revealed that China's Tianhe-2 has kept its first-place position...

Memory Cells Built on Paper
From ACM TechNews

Memory Cells Built on Paper

A team at the National Taiwan University in Taipei has printed small resistive random access memory cells on paper. 

Digital Actors Go Beyond the ­ncanny Valley
From ACM TechNews

Digital Actors Go Beyond the ­ncanny Valley

Graphics specialists are close to developing interactive, photorealistically lifelike digital humans that will transform acting, entertainment, and computer games...

Quantum Cryptography With Ordinary Equipment
From ACM TechNews

Quantum Cryptography With Ordinary Equipment

Japanese researchers have proposed an approach to quantum cryptography they say could work with commercially available equipment. 

Software Teaches Hybrids When (and When Not) to Go Electric
From ACM TechNews

Software Teaches Hybrids When (and When Not) to Go Electric

Chalmers University of Technology Ph.D. Viktor Larsson's doctoral dissertation describes software that would help hybrid vehicles optimize battery usage. 

Europe Wants a Supercomputer Made From Smartphones
From ACM TechNews

Europe Wants a Supercomputer Made From Smartphones

A European public-private consortium aims to make exaflop supercomputers based on the central-processing units used in smartphones and tablet computers.

Computer-Aided Design Boosts Biochip Efficiency
From ACM TechNews

Computer-Aided Design Boosts Biochip Efficiency

Researchers are developing computer-aided design software to improve the physical layout of the discrete-droplet lab-on-a-chip. 

Cars That Look and Listen to Find Themselves a Parking Spot
From ACM TechNews

Cars That Look and Listen to Find Themselves a Parking Spot

Researchers affiliated with South Korea's Hanyang University are developing a system to fully automate the parking process, including helping find a parking space...

'wearable Eyes' Make You Appear Friendly, Social Even When You're Not
From ACM TechNews

'wearable Eyes' Make You Appear Friendly, Social Even When You're Not

AgencyGlass is a wearable device that produces "virtual eyes" to give the wearer a semblance of friendliness and approachability. 

Mitsubishi Planning Predictive User Interface For Cars
From ACM TechNews

Mitsubishi Planning Predictive User Interface For Cars

Mitsubishi Electric recently demonstrated prototype technology that predicts in-car operations. 

New "look And Link" Wireless Technology Enables Device-to-Device Links By Pointing
From ACM TechNews

New "look And Link" Wireless Technology Enables Device-to-Device Links By Pointing

Researchers recently demonstrated their new Look and Link wireless technology, which could improve device-to-device communications. 

Nasa Jsc Unveils 'valkyrie' Drc Robot
From ACM News

Nasa Jsc Unveils 'valkyrie' Drc Robot

When teams participating in the DARPA Robotics Challenge (DRC) were announced last year, almost all of them provided reasonably detailed renderings that gave us...

The Highs and Hazards of Bitcoin
From ACM News

The Highs and Hazards of Bitcoin

Bitcoin, the leading online alternative currency, has attracted high-minded entrepreneurs and crooks alike.

The Status of Moore's Law: It's Complicated
From ACM TechNews

The Status of Moore's Law: It's Complicated

As computer chips grow denser, it becomes increasingly difficult to measure the progression of Moore's Law. Exacerbating this situation is the mutability of the...

Scrambled Code Keeps Software Safe
From ACM TechNews

Scrambled Code Keeps Software Safe

Computer scientists have developed a "mathematical obfuscation" scheme to prevent hackers from reverse-engineering software. 

Can an AI Get Into the University of Tokyo?
From ACM TechNews

Can an AI Get Into the University of Tokyo?

Researchers are attempting to create an artificial intelligence (AI) program capable of passing school entrance exams. 

Profile: Juan Wachs
From ACM News

Profile: Juan Wachs

Surgeons could use his hand-gesture system to control robots.

The Making of Facebook’s Graph Search
From ACM TechNews

The Making of Facebook’s Graph Search

Graph Search could help Facebook grow from a tool for entertainment and communication into a search tool that could challenge Google's search dominance. 

Hardware Trick Could Keep Cloud Data Safe
From ACM TechNews

Hardware Trick Could Keep Cloud Data Safe

The new Ascend chip could protect data in the cloud by concealing the way in which central processing units request information in cloud servers. 
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