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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.


New Study Brings Antarctic Ice Loss Into Sharper Focus
From ACM News

New Study Brings Antarctic Ice Loss Into Sharper Focus

A NASA study based on an innovative technique for crunching torrents of satellite data provides the clearest picture yet of changes in Antarctic ice flow into the...

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...

Programming a DNA Clock
From ACM News

Programming a DNA Clock

Nature is a master at constructing biological machines and circuits, including the ones that maintain the body's internal clock, copy genes or help cells move. ...

Inching Closer to a DNA-Based File System
From ACM News

Inching Closer to a DNA-Based File System

When it comes to data storage, efforts to get faster access grab most of the attention. But long-term archiving of data is equally important, and it generally requires...

In Pursuit of Virtual Life
From Communications of the ACM

In Pursuit of Virtual Life

Scientists are simulating biological organisms and replicating evolution in the lab. How far can they expand the boundaries of virtual life?

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...

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.

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...

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...

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.

Astronomers' Dark Energy Hopes Fade to Gray
From ACM News

Astronomers' Dark Energy Hopes Fade to Gray

A star-crossed mission nearly 20 years in the making that was intended to seek an answer to the most burning, baffling question in astronomy—and perhaps elucidate...

Oxygen Ions May Be an Easy-to-Track Sign of Life on Exoplanets
From ACM News

Oxygen Ions May Be an Easy-to-Track Sign of Life on Exoplanets

The search for extraterrestrial life is fairly synonymous with the search for life as we know it.

Ocean-Wide Sensor Array Provides New Look at Global Ocean Current
From ACM News

Ocean-Wide Sensor Array Provides New Look at Global Ocean Current

The North Atlantic Ocean is a major driver of the global currents that regulate Earth's climate, mix the oceans and sequester carbon from the atmosphere—but researchers...

2 Years After FBI vs. Apple, Encryption Debate Remains
From ACM News

2 Years After FBI vs. Apple, Encryption Debate Remains

It's been two years since the FBI and Apple got into a giant fight over encryption following the San Bernardino shooting, when the government had the shooter's...

Quantum Computers 'One Step Closer'
From ACM News

Quantum Computers 'One Step Closer'

Quantum computing has taken a step forward with the development of a programmable quantum processor made with silicon.

A Phone that Says 'No' to Little Kid Fingers
From ACM TechNews

A Phone that Says 'No' to Little Kid Fingers

A new algorithm can identify who is swiping a smartphone screen, which could lead to child-proof devices.

Energy-Efficient Encryption for the Internet of Things
From ACM TechNews

Energy-Efficient Encryption for the Internet of Things

A new chip performs public-key encryption while consuming only 1/400 as much power as software execution of the same protocols would.
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