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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.


How to Encode a Secret Message in a Fingerprint
From ACM TechNews

How to Encode a Secret Message in a Fingerprint

Researchers have developed a method for constructing digital fingerprints that encode secret messages into the spiral points on the prints.

This Robot Transforms Itself to Navigate an Obstacle Course
From ACM News

This Robot Transforms Itself to Navigate an Obstacle Course

When you've got a hammer, everything looks like a nail, but the world starts to look more interesting if your hammer can change shape.

Tiny Drones Team ­p to Open Doors
From ACM TechNews

Tiny Drones Team ­p to Open Doors

Researchers have developed palm-sized drones that can forcefully tug objects 40 times their own mass by anchoring themselves to the ground or to walls.

Baidu's AI Can Do Simultaneous Translation Between Any Two Languages
From ACM News

Baidu's AI Can Do Simultaneous Translation Between Any Two Languages

Would-be travelers of the galaxy, rejoice: The Chinese tech giant Baidu has invented a translation system that brings us one step closer to a software Babel fish...

AI on a MEMS Device Brings Neuromorphic Computing to the Edge
From ACM TechNews

AI on a MEMS Device Brings Neuromorphic Computing to the Edge

Researchers have outfitted a micro-electromechanical system with artificial intelligence, enabling neuromorphic computing in a microscale device and bringing edge...

How Political Campaigns Weaponize Social Media Bots
From ACM News

How Political Campaigns Weaponize Social Media Bots

In the summer of 2017, a group of young political activists in the United Kingdom figured out how to use the popular dating app Tinder to attract new supporters...

AI on a MEMS Device Brings Neuromorphic Computing to the Edge
From ACM News

AI on a MEMS Device Brings Neuromorphic Computing to the Edge

In order to achieve the edge computing that people talk about in a host of applications including 5G networks and the Internet of Things (IoT), you need to pack...

HyQ Steps Across Gaps Despite Getting Yanked Around
From ACM TechNews

HyQ Steps Across Gaps Despite Getting Yanked Around

Researchers used a convolutional neural network to reduce the amount of time the HyQ quadruped robot needs to plan its foot placement by several orders of magnitude...

This Tech Would Have Spotted the Secret Chinese Chip in Seconds
From ACM TechNews

This Tech Would Have Spotted the Secret Chinese Chip in Seconds

Researchers have developed a semiautomated system that could have identified in seconds malicious chips reportedly inserted into computer systems by the Chinese...

60 Years of DARPA's Favorite Toys
From ACM News

60 Years of DARPA's Favorite Toys

This year, the U.S. Defense Advanced Research Projects Agency (DARPA) turned 60. To celebrate, DARPA held a conference in Washington, D.C. One of the highlights...

Scientists ­se Light to Control Nanobots
From ACM TechNews

Scientists ­se Light to Control Nanobots

Researchers have discovered a physical phenomenon in how semiconductor nanoparticles interact with light when under the influence of an electric field.

Insect-Inspired Vision System Helps Drones Pass Through Small Gaps
From ACM TechNews

Insect-Inspired Vision System Helps Drones Pass Through Small Gaps

A new system allows a drone to fly through very small and completely unknown gaps using a single camera and onboard processing.

JAXA Wants Telepresence Robots for In-Space Construction and Exploration
From ACM News

JAXA Wants Telepresence Robots for In-Space Construction and Exploration

Last Monday, we covered the new, updated, and way way better guidelines for the ANA Avatar XPRIZE.

Yale's Robot Hand Copies How Your Fingers Work to Improve Object Manipulation
From ACM TechNews

Yale's Robot Hand Copies How Your Fingers Work to Improve Object Manipulation

Researchers have built a robotic gripper that can turn friction on and off to facilitate manipulating objects with one hand.

DARPA Wants Brain Interfaces for Able-Bodied Warfighters
From ACM News

DARPA Wants Brain Interfaces for Able-Bodied Warfighters

Until now, the neuroscience programs at DARPA, the mad science wing of the Department of Defense, have focused on technologies for warfighters who have returned...

Metallic Nanoparticles Come to the Rescue of DRAM
From ACM TechNews

Metallic Nanoparticles Come to the Rescue of DRAM

IIT Roorkee in India and Applied Materials have added metallic nanoparticles to dynamic RAM to eliminate row hammering data corruption in high-volume DRAM cells...

Building Quantum Computers With Photons
From ACM TechNews

Building Quantum Computers With Photons

Researchers at the National University of Defense Technology in China have built a photonic quantum processor, which generates and manipulates two photonically...

Meet Martti, the Finnish Robocar That ­ses 5G
From ACM TechNews

Meet Martti, the Finnish Robocar That ­ses 5G

Researchers are testing the capabilities of 5G network technologies to transmit information to and from vehicles while they are on the road, using a robotic car...

Mobile Robots Cooperate to 3D Print Large Structures
From ACM TechNews

Mobile Robots Cooperate to 3D Print Large Structures

Researchers in Singapore used two mobile robots operating concurrently to three-dimensionally-print a single piece of concrete structure.

This Lens-less Camera Is Built Specially for AI and Computer Vision Programs
From ACM News

This Lens-less Camera Is Built Specially for AI and Computer Vision Programs

Cameras used to be their own devices with lenses and film and trips to the drug store to get the pictures developed. Then, they disappeared into phones, tablets...
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