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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.


A Twist in Graphene Could Make for Tunable Electronic Devices
From ACM TechNews

A Twist in Graphene Could Make for Tunable Electronic Devices

Researchers have demonstrated proof of principle for a method of controlling graphene's rotation and the dynamic variance of its electrical, optical, and mechanical...

All-Optical Computing Gets Another Arrow in Its Quiver
From ACM TechNews

All-Optical Computing Gets Another Arrow in Its Quiver

Researchers have developed all-optical logic gates from nanowires in a novel way, a significant step in the development of on-chip, all-optical logic components...

The 2018 Top Programming Languages
From ACM TechNews

The 2018 Top Programming Languages

IEEE Spectrum's fifth annual interactive ranking of the top programming languages draws on metrics from multiple sources to rank 47 languages.

World's Largest Robot Hauls Ore Through Western Australia
From ACM TechNews

World's Largest Robot Hauls Ore Through Western Australia

The world's largest robot is an autonomous train that hauls tons of material across Australia.

Augmented Reality Makes Robots Better Coworkers
From ACM TechNews

Augmented Reality Makes Robots Better Coworkers

Roboticists from the University of Colorado, Boulder are investigating the use of augmented reality to improve human-robot collaboration.

Sprawling Wheel Leg Robot Crawls and Climbs
From ACM TechNews

Sprawling Wheel Leg Robot Crawls and Climbs

A sprawling robot at the Ben-Gurion University of the Negev in Israel upgrades an earlier design's wheel-leg mobility so it can scale impediments.

Popcorn-Driven Robotic Actuators
From ACM TechNews

Popcorn-Driven Robotic Actuators

Cornell University researchers have devised ways for biodegradable robotic actuators to be powered by popping corn.

New Optimization Algorithm Exponentially Speeds Computation
From ACM News

New Optimization Algorithm Exponentially Speeds Computation

A new algorithm could dramatically slash the time it can take computers to recommend movies or route taxis.

Teaching Bipedal Robots to Step Across Discrete Terrain
From ACM TechNews

Teaching Bipedal Robots to Step Across Discrete Terrain

Leveraging recent advances in optimal and nonlinear control systems, the University of California, Berkeley and Carnegie Mellon University have demonstrated a bipedal...

A U.S. Machine Recaptures the Supercomputing Crown
From ACM News

A U.S. Machine Recaptures the Supercomputing Crown

Today, U.S. supercomputer advocates are cheering, because for the first time since 2012, a U.S. supercomputer—Oak Ridge National Laboratory's newly installed ...

Flying DRAGON Robot Transforms Itself to Squeeze Through Gaps
From ACM TechNews

Flying DRAGON Robot Transforms Itself to Squeeze Through Gaps

A new modular flying robot powered by ducted fans can change shape while in flight.

AI Drone Learns to Detect Brawls
From ACM TechNews

AI Drone Learns to Detect Brawls

Researchers used deep learning to develop a drone surveillance system that automatically detects small groups of people fighting each other.

Medical Imaging AI Software Is Vulnerable to Covert Attacks
From ACM TechNews

Medical Imaging AI Software Is Vulnerable to Covert Attacks

Deep learning neural network systems for analyzing medical images can be exploited by cyberattackers in ways that humans cannot detect, according to a new study...

Firefighting Robot Snake Flies on Jets of Water
From ACM TechNews

Firefighting Robot Snake Flies on Jets of Water

Researchers in Japan have developed a firefighting snake-like robot with the body of a fire hose.

The Importance of Teaching Robots to Hug
From ACM TechNews

The Importance of Teaching Robots to Hug

A study by researchers at the Max Planck Institute for Intelligent Systems in Germany detailed researchers' exploration of robots capable of hugging humans for...

The 2017 Top Programming Languages
From ACM News

The 2017 Top Programming Languages

It's summertime here at IEEE Spectrum, and that means it's time for our fourth interactive ranking of the top programming languages.

Interpol's New Software Will Recognize Criminals by Their Voices
From ACM TechNews

Interpol's New Software Will Recognize Criminals by Their Voices

The International Criminal Police Organization is assessing software that matches samples of speech in phone calls or social media to voice recordings in a law...

Making Radio Chips for Hell
From ACM TechNews

Making Radio Chips for Hell

A new wireless radio mixer integrated circuit can operate at temperatures up to 500 degrees Celsius.

Feel What This Robot Feels Through Tactile Expressions
From ACM TechNews

Feel What This Robot Feels Through Tactile Expressions

Cornell University's Human-Robot Collaboration and Companionship Lab is developing a robot designed to explore textual communication.

Hiding Information in Plain Text
From ACM News

Hiding Information in Plain Text

Computer scientists have now invented a way to hide secret messages in ordinary text by imperceptibly changing the shapes of letters.
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