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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.


Supermarkets Grapple with Checkout-Free Stores
From ACM TechNews

Supermarkets Grapple with Checkout-Free Stores

J Sainsbury recently opened a checkout-free shop in London's Holborn district, where Amazon and Tesco also operate checkout-free stores.

Climate Change Data Deluge Sends Scientists Scrambling for Solutions
From ACM TechNews

Climate Change Data Deluge Sends Scientists Scrambling for Solutions

Scientists are racing to store, analyze, and preserve massive volumes of climate change data collected by sensor-equipped satellites, aircraft, and other instruments...

High-Speed Cell Holography Spots Beacons of Disease
From ACM TechNews

High-Speed Cell Holography Spots Beacons of Disease

Duke University scientists have engineered a holographic system that can image and analyze tens of thousands of cells per minute to identify disease indicators....

Discovery Opens the Way for Brain-Like Computers
From ACM TechNews

Discovery Opens the Way for Brain-Like Computers

Researchers successfully combined a memory function with a calculation function in the same component.

How TikTok Reads Your Mind
From ACM News

How TikTok Reads Your Mind

It's the most successful video app in the world. An internal company document offers a new level of detail about how the algorithm works.

Island Becomes Open-Air Lab for Tech-Savvy Volcanologists
From ACM TechNews

Island Becomes Open-Air Lab for Tech-Savvy Volcanologists

Volcanologists are using cutting-edge technologies to study a rare volcanic eruption on La Palma, one of Spain's Canary Islands.

New Attacks on Web Browsers Detected
From ACM TechNews

New Attacks on Web Browsers Detected

Information technology scientists detected 14 new types of Web browser-targeting cross-site leaks.

Scientists Claim Big Advance in Using DNA to Store Data
From ACM TechNews

Scientists Claim Big Advance in Using DNA to Store Data

Scientists at the Georgia Institute of Technology's Georgia Tech Research Institute claim they can improve DNA data storage 100-fold with a new processor they developed...

Twitter's New CEO Announces Major Reorganization
From ACM News

Twitter's New CEO Announces Major Reorganization

Engineering, design leads out as Parag Agrawal announces big changes.

Busted for Not Social Distancing by a COVID-19 Mobile Surveillance Robot
From ACM News

Busted for Not Social Distancing by a COVID-19 Mobile Surveillance Robot

Surveillance robot could help reduce disease spread and also aid contact tracing.

AI Has Learned to Read Time on Analog Clock
From ACM TechNews

AI Has Learned to Read Time on Analog Clock

Artificial intelligence trained on computer-generated images of analog clocks captured at different angles learned to read the time.

Shifting Colors for On-Chip Photonics
From ACM TechNews

Shifting Colors for On-Chip Photonics

On-chip frequency shifters can convert light in the gigahertz frequency range using continuous and single-tone microwaves.

Data in the Wild Might be Key to Better Public Health
From ACM News

Data in the Wild Might be Key to Better Public Health

"Social determinants of health have really come to the forefront in terms of who has been most greatly impacted."

Stanford Engineers Propose Simpler Design for Quantum Computers
From ACM TechNews

Stanford Engineers Propose Simpler Design for Quantum Computers

Engineers have proposed a simpler design for quantum computers by harnessing a laser to manipulate an atom and alter photonic states through quantum teleportation...

Robotaxis Roaming Around Yokohama Are Winning Over Unlikely Fans
From ACM News

Robotaxis Roaming Around Yokohama Are Winning Over Unlikely Fans

The Nissan demonstration is the largest of its type in Japan to date.

AI Finds Superbug-Killing Potential in Human Proteins
From ACM News

AI Finds Superbug-Killing Potential in Human Proteins

A team scoured the human proteome for antimicrobial molecules and found thousands, plus a surprise about how animals evolved to fight infections.

Stanford's Simple New Quantum Computer Design: Photonic Computation in a Synthetic Time Dimension
From ACM News

Stanford's Simple New Quantum Computer Design: Photonic Computation in a Synthetic Time Dimension

A relatively simple quantum computer design that uses a single atom to manipulate photons could be constructed with currently available components.

U.S. Workforce Falling Behind in Digital Skills
From ACM TechNews

U.S. Workforce Falling Behind in Digital Skills

A report by the Information Technology and Innovation Foundation estimated that nearly a third of the U.S. workforce has limited or no digital skills.

Creating 3D Maps with a Backpack
From ACM TechNews

Creating 3D Maps with a Backpack

A researcher at the University of Twente in the Netherlands has developed a wearable mobile mapping system.

Most Cryptocurrency Trades May Be People Buying from Themselves
From ACM TechNews

Most Cryptocurrency Trades May Be People Buying from Themselves

As many as seven in 10 cryptocurrency trades on popular exchanges worldwide may involve people purchasing from themselves to inflate prices artificially.
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