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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.


Researchers Find Tweeting in Cities Lower Than Expected
From ACM TechNews

Researchers Find Tweeting in Cities Lower Than Expected

Researchers at the University of Illinois Coordinated Science Lab say they have found that fewer people tweet per capita from larger cities than in smaller ones...

Twitter Bars Tactics Used by 'Bots' to Spread False Stories
From ACM News

Twitter Bars Tactics Used by 'Bots' to Spread False Stories

Twitter Inc said on Wednesday it would no longer allow people to post identical messages from multiple accounts, cracking down on a tactic that Russian agents and...

Multidisciplinary Team Receives DARPA Award to Develop Novel Magnetic Materials
From ACM TechNews

Multidisciplinary Team Receives DARPA Award to Develop Novel Magnetic Materials

Researchers have received a U.S. Defense Advanced Research Projects Agency award to develop novel magnetic materials by unlocking the power of skyrmions.

New Algorithm Can Pinpoint Mutations Favored by Natural Selection in Large Sections of the Human Genome
From ACM TechNews

New Algorithm Can Pinpoint Mutations Favored by Natural Selection in Large Sections of the Human Genome

A new algorithm can identify mutations in the human genome favored by natural selection.

Snake-Inspired Robot Uses Kirigami to Move
From ACM TechNews

Snake-Inspired Robot Uses Kirigami to Move

Researchers have developed a soft robot without any rigid components that moves like a snake.

Physicists Create New Form of Light
From ACM TechNews

Physicists Create New Form of Light

Researchers have demonstrated the successful interaction of photons, which could clear a path toward using light particles in quantum computing.

Sessions Forms U.S. Cyber Task Force After Election Warnings
From ACM News

Sessions Forms U.S. Cyber Task Force After Election Warnings

The Justice Department will have until the end of June to report its findings.

The Car of the Future Will Sell Your Data
From ACM News

The Car of the Future Will Sell Your Data

Picture this: You're driving home from work, contemplating what to make for dinner, and as you idle at a red light near your neighborhood pizzeria, an ad offering...

Fake News 'Vaccine': Online Game May 'Inoculate' by Simulating Propaganda Tactics
From ACM TechNews

Fake News 'Vaccine': Online Game May 'Inoculate' by Simulating Propaganda Tactics

A new online game is designed to provide "general immunity" against fake news and propaganda.

Copycatch
From ACM TechNews

Copycatch

Researchers in India have created a deep-learning algorithm to help people identify doctored images by focusing on specific areas of the human face.

Building a Passion for STEM Studies Among Women and Girls
From ACM TechNews

Building a Passion for STEM Studies Among Women and Girls

Just 20% of Canada's post-secondary science, technology, engineering, and math students currently are female.

Are Bots a Danger for Political Election Campaigns?
From ACM TechNews

Are Bots a Danger for Political Election Campaigns?

Researchers in Germany have probed the extent to which autonomous social bots were used on Twitter during Japan's general elections in 2014.

Brain Scan and Artificial Intelligence Could Help Predict Whether OCD Will Improve With Treatment
From ACM TechNews

Brain Scan and Artificial Intelligence Could Help Predict Whether OCD Will Improve With Treatment

Researchers have developed a way to use brain scans and machine learning to predict whether people with obsessive compulsive disorder will benefit from cognitive...

After Florida School Shooting, Russian 'Bot' Army Pounced
From ACM News

After Florida School Shooting, Russian 'Bot' Army Pounced

One hour after news broke about the school shooting in Florida last week, Twitter accounts suspected of having links to Russia released hundreds of posts taking...

Good News: A.I. Is Getting Cheaper. That’s Also Bad News.
From ACM News

Good News: A.I. Is Getting Cheaper. That’s Also Bad News.

A.I. experts and pundits have discussed the threats created by the technology for years, but this is among the first efforts to tackle the issue head-on.

The Geeks Who Put a Stop to Pennsylvania's Partisan Gerrymandering
From ACM News

The Geeks Who Put a Stop to Pennsylvania's Partisan Gerrymandering

The morning John Kennedy was set to testify last December, he woke up at 1:30 am, in an unfamiliar hotel room in Harrisburg, Pennsylvania, adrenaline coursing through...

All-Terrain Microbot Moves by Tumbling Over Complex Topography
From ACM TechNews

All-Terrain Microbot Moves by Tumbling Over Complex Topography

Researchers have created a "microscale magnetic tumbling robot" propelled by a constantly spinning magnetic field in an end-over-end or sideways tumbling motion...

Lawmakers Worry about Rise of Fake Video Technology 
From ACM News

Lawmakers Worry about Rise of Fake Video Technology 

Lawmakers are concerned that advances in video manipulation technology could set off a new era of fake news. Now legislators say they want to start working on fixes...

New Hole-Punched Crystal Clears a Path for Quantum Light
From ACM TechNews

New Hole-Punched Crystal Clears a Path for Quantum Light

Researchers from the University of Maryland's Joint Quantum Institute have created a photonic chip that generates and steers single photons.

Research Team Uncovers Hidden Details in Picasso Blue Period Painting
From ACM TechNews

Research Team Uncovers Hidden Details in Picasso Blue Period Painting

Researchers used multiple modes of light to reveal hidden details in a painting by Pablo Picasso during his Blue Period.
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