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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.


Ultrafast Trades Trigger Black Swan Events Every Day, Say Econophysicists
From ACM News

Ultrafast Trades Trigger Black Swan Events Every Day, Say Econophysicists

On 6 May 2010, shares on U.S. financial markets suddenly dropped on average by around 10% but in over 300 stocks by more than 60%. Moments later the prices recovered...

Turing's Enduring Importance
From ACM TechNews

Turing's Enduring Importance

Modern computing systems owe a sizable debt to Alan Turing, whose breakthrough work set the direction that the future of computing would take by determining that...

From ACM News

How Networks of Biological Cells Solve Distributed Computing Problems

Distributed computing is all the rage these days. The idea is to break down computational tasks into convenient chunks and distribute them across a network to a...

Turing's Enduring Importance
From ACM News

Turing's Enduring Importance

When Alan Turing was born 100 years ago, on June 23, 1912, a computer was not a thing—it was a person.

How to Predict the Spread of News on Twitter
From ACM TechNews

How to Predict the Spread of News on Twitter

Bernardo Huberman and colleagues at Hewlett-Packard's Social Computing Lab have developed an algorithm that can predict how popular new stories will become.  

Letting Hackers Compete, Facebook Eyes New Talent
From ACM News

Letting Hackers Compete, Facebook Eyes New Talent

Late this January, some 75,000 people around the planet sat in front of their computers and pondered how to make anagrams from a bowl of alphabet soup.

Embodiment, Computation and the Nature of Artificial Intelligence
From ACM TechNews

Embodiment, Computation and the Nature of Artificial Intelligence

Although many AI researchers have adopted the idea that true intelligence requires a body, known as embodiment, a growing group of researchers, led by the University...

From ACM News

Why Viewers Could Soon Control Super Bowl Ads

During this Sunday's Super Bowl, a record five million viewers are expected to tweet or make other social media comments—not just about the game, but also about...

Graphene Competitor ­sed to Make Circuits
From ACM TechNews

Graphene Competitor ­sed to Make Circuits

The first logic circuits made using atom-thick sheets of molybdenite suggest the material could be an alternative to graphene as a possible solution to the problem...

From ACM News

Shrunken Servers Aim For a Greener Internet

As the cloud becomes more pervasive—driving everything from social networking to mobile apps—the computers that power it must guzzle more and more energy.

From ACM News

Hacking Cars to Keep Them Safe

Tiffany Rad got interested in hacking cars because she wanted to drive her Land Rover off-road on rugged terrain without worrying about setting off the air bags...

Sensor Networks Could End Parking Rage
From ACM TechNews

Sensor Networks Could End Parking Rage

The anger many drivers feel from having to search and wait for parking spaces to open up might be quelled by arrays of networked sensors embedded in city streets...

Smallest-Ever Nanotube Transistors Outperform Silicon
From ACM TechNews

Smallest-Ever Nanotube Transistors Outperform Silicon

IBM researchers have developed a nine-nanometer carbon-nanotube transistor that performs better than any other transistor at its size.  

From ACM News

Serious Flaw Emerges In Quantum Cryptography

The perfect secrecy offered by quantum mechanics appears to have been scuppered by a previously unknown practical problem, say physicists.

Twitter Bots Create Surprising New Social Connections
From ACM TechNews

Twitter Bots Create Surprising New Social Connections

A group of freelance Web researchers have created a Twitter bot, called a socialbot, that can fool users into thinking the bots are real people and serve as virtual...

From ACM News

Europe's Driverless Car (driver Still Required)

Tucked away in the basement of an iconic office tower shaped like four engine cylinders, engineer Werner Huber is telling me about the joy of driving.

From ACM News

Automobile Design for the Connected Age

Car design is in a state of flux. The designer's job used to be about tail fins and chrome. Then it was all about cup holders and plastics.

World's Largest Quantum Computation Uses 84 Qubits
From ACM TechNews

World's Largest Quantum Computation Uses 84 Qubits

D-Wave Systems' Zhengbing Bian and colleagues announced that they have carried out a calculation involving 84 qubits. The computation involved two-color Ramsey...

Microsoft Reinvents Wi-Fi For White Spaces
From ACM TechNews

Microsoft Reinvents Wi-Fi For White Spaces

Microsoft researchers have developed WiFi-NC, a type of Wi-Fi network that runs at peak performance even when interference is present. 

Encrypting Pictures Using Chaotic Cellular Automata
From ACM TechNews

Encrypting Pictures Using Chaotic Cellular Automata

Marina Jeaneth Machicao and colleagues at the University of San Paul in Brazil are using chaos to encrypt images. Their approach generates a pseudo-random signal...
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