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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.


Statistics ­nmask Phony Online Reviews
From ACM News

Statistics ­nmask Phony Online Reviews

Searching for hotels in cities they've never visited, people often turn to customer-written reviews on websites such as TripAdvisor. But how do they know those...

Infinite-Capacity Wireless Vortex Beams Carry 2.5 Terabits Per Second
From ACM News

Infinite-Capacity Wireless Vortex Beams Carry 2.5 Terabits Per Second

American and Israeli researchers have used twisted, vortex beams to transmit data at 2.5 terabits per second. As far as we can discern, this is the fastest wireless...

What, Exactly, Is a Supercomputer?
From ACM Opinion

What, Exactly, Is a Supercomputer?

It's official: The United States is home to the world's fastest supercomputer. But what exactly are supercomputers and why should we care about them? I decidedLawrence...

Next Cameras Come Into View
From ACM News

Next Cameras Come Into View

Scientists at Duke University have built an experimental camera that allows the user—after a photo is taken—to zoom in on portions of the image in extraordinary...

Degrees of Separation
From Communications of the ACM

Degrees of Separation

Researchers now have the capability to look at the small-world problem from both the traditional algorithmic approach and the new topological approach.

HTML5 Leads a Web Revolution
From Communications of the ACM

HTML5 Leads a Web Revolution

Propelled by a proliferation of mobile devices and social networks, an enhanced family of Web specifications is bringing new power to developers and new capabilities...

Lost and Found
From Communications of the ACM

Lost and Found

Researchers discover computer pioneer Konrad Zuse's long-forgotten Z9, the world's first program-controlled binary relay calculator using floating-point arithmetic...

Inside Google's Plan to Build a Catalog of Every Single Thing, Ever
From ACM Opinion

Inside Google's Plan to Build a Catalog of Every Single Thing, Ever

The ugly truth is that computers don't know anything. They have no common sense.

The Future of Medical Visualization
From ACM News

The Future of Medical Visualization

Medical visualization is the use of computers to create 3D images from medical imaging data sets. It's a relatively young field of science, relying heavily on advances...

Apple's Stash of Credit Card Numbers Is Its Secret Weapon
From ACM News

Apple's Stash of Credit Card Numbers Is Its Secret Weapon

That little iPhone in your pocket is perfectly positioned to become a clone of the credit cards in your wallet or purse.

The AI Game That Knows You Better Than Anyone
From ACM TechNews

The AI Game That Knows You Better Than Anyone

Many computer science researchers are trying to create an AI system that offers video game players a more tailored experience.  

Zoran Popovi?: Recruiting Gamers to Fight Disease
From ACM Opinion

Zoran Popovi?: Recruiting Gamers to Fight Disease

Proteins are the workhorses of our cells: They turn food into energy and determine our health. Each one is a chain of molecules—sometimes thousands of links long—that...

'Big Data' From Social Media, Elsewhere Online Redefines Trend-Watching
From ACM TechNews

'Big Data' From Social Media, Elsewhere Online Redefines Trend-Watching

Trend analysis and forecasting is being rethought thanks to the explosion of data generated by social media and other services, with IBM estimating that about 2...

New Commission Aims to Help Government Tap Into Big Data
From ACM TechNews

New Commission Aims to Help Government Tap Into Big Data

The TechAmerica Foundation says 22 experts and academics will collaborate to form a Big Data Commission to provide guidance to the U.S. government and businesses...

Astronomers Predict Titanic Collision: Milky Way vs. Andromeda
From ACM News

Astronomers Predict Titanic Collision: Milky Way vs. Andromeda

NASA astronomers say they can now predict with certainty the next major cosmic event to affect our galaxy, sun, and solar system: the titanic collision of our Milky...

The Whois Database May Finally Get an Overhaul
From ACM TechNews

The Whois Database May Finally Get an Overhaul

A volunteer group at ICANN has released a report on the Whois database that points out the problems with the database, the parties responsible, and some potential...

Dark Shadows on Mars: Scene from Durable Nasa Rover
From ACM News

Dark Shadows on Mars: Scene from Durable Nasa Rover

Like a tourist waiting for just the right lighting to snap a favorite shot during a stay at the Grand Canyon, NASA's Mars Exploration Rover Opportunity has used...

High Court to Hear Warrantless Eavesdropping Challenge
From ACM News

High Court to Hear Warrantless Eavesdropping Challenge

The Supreme Court agreed Monday to decide whether to halt a legal challenge to a once-secret warrantless surveillance program targeting Americans' communications...

Online Friendships Light ­p Shadow Social Networks
From ACM News

Online Friendships Light ­p Shadow Social Networks

Friending someone on Facebook makes an association public, but many relationships are never professed online.

Data Mining Meets City Hall
From Communications of the ACM

Data Mining Meets City Hall

Local and national governments are turning to open data to cut their costs, increase transparency and efficiency, and respond to the needs of citizens.
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