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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.


Amazon Brings Its Cashierless Tech to Two Whole Foods Stores
From ACM TechNews

Amazon Brings Its Cashierless Tech to Two Whole Foods Stores

Just Walk Out tech lets shoppers skip the checkout line

Why Hackers Love Smart Buildings
From ACM TechNews

Why Hackers Love Smart Buildings

Internet-connected devices and systems are making buildings more efficient but also vulnerable to cyberattacks.

AI Can Detect Deepfake Face Because Its Pupils Have Jagged Edges
From ACM TechNews

AI Can Detect Deepfake Face Because Its Pupils Have Jagged Edges

A computer model developed by researchers at New York’s University of Albany can determine whether an image of a face is a deepfake by examining its pupils.

Website Predicts Effectiveness of School COVID Testing Policies
From ACM TechNews

Website Predicts Effectiveness of School COVID Testing Policies

Researchers at the data research company Mathematica have created an interactive website to help school officials consider their options for coronavirus testing...

Digital Archives Meant to Be Permanent Seem to Be Lost on the Web
From ACM TechNews

Digital Archives Meant to Be Permanent Seem to Be Lost on the Web

Old Dominion University's Michael Nelson and colleagues have found that supposedly permanent digital Web archives could be lost.

One Material with Two Functions Could Lead to Faster Memory
From ACM TechNews

One Material with Two Functions Could Lead to Faster Memory

A new device simultaneously stores and visually transmits data with a single semiconductor.

Photonic Processors Light the Way
From Communications of the ACM

Photonic Processors Light the Way

Highly efficient light-based processors can overcome the bottlenecks of today's electronics.

Non-Fungible Tokens and the Future of Art
From Communications of the ACM

Non-Fungible Tokens and the Future of Art

A new blockchain-based technology is changing how the art world works, and changing how we think about asset ownership in the process.

Study Shows Potential of DNA-Based Data-Structures Systems
From ACM TechNews

Study Shows Potential of DNA-Based Data-Structures Systems

A team led by researchers from Newcastle University created new dynamic DNA data structures that can store and retrieve information in an ordered manner from DNA...

Stanford Researchers Use AI to Unlock Extreme Weather Mysteries
From ACM TechNews

Stanford Researchers Use AI to Unlock Extreme Weather Mysteries

New machine-learning approach helps scientists understand increased frequency of extreme precipitation days in the Midwest

Mathematicians Are Deploying Algorithms to Stop Gerrymandering
From ACM TechNews

Mathematicians Are Deploying Algorithms to Stop Gerrymandering

Mathematicians are implementing algorithms designed to halt gerrymandering—the partisan manipulation of U.S. Census data to redraw electoral maps for one political...

Neural Network Model Unravels People with Autism's Difficulty with Facial Expressions
From ACM TechNews

Neural Network Model Unravels People with Autism's Difficulty with Facial Expressions

Researchers at Japan's Tohoku University developed an neural network model that can help explain the difficulty people with autism spectrum disorder have in interpreting...

Novel ASIC Implements Post-Quantum Cryptography
From ACM TechNews

Novel ASIC Implements Post-Quantum Cryptography

Chip efficiently implements post-quantum cryptography to better protect against future hacker attacks using quantum computers

A Battery-Free Internet of Things
From Communications of the ACM

A Battery-Free Internet of Things

The Internet of Things can thrive without hardwired or consumable power sources.

The Future of Supply Chains
From Communications of the ACM

The Future of Supply Chains

Droids, drones, and driverless technologies are fueling a supply chain revolution.

Charles M. Geschke (1939-2021)
From Communications of the ACM

Charles M. Geschke (1939-2021)

Charles M. Geschke helped create the modern world of computing, where beautiful typography and expressive, artistic graphics are as integral to most users' experience...

U.K. Has a Plan for a New 'Pandemic Radar' System
From ACM News

U.K. Has a Plan for a New 'Pandemic Radar' System

Disease surveillance schemes to catch the next rising virus already exist—they're just not communicating with each other.

Getting Down to Basics
From Communications of the ACM

Getting Down to Basics

2020 ACM A.M. Turing Award recipients Alfred Aho and Jeffrey Ullman helped develop formal language theory, invented efficient algorithms to drive the tasks of a...

Taking the Heat
From Communications of the ACM

Taking the Heat

Maxwell's demon and the high cost of erasure.
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