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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.


Encryption System Protects Data from Quantum Computers
From ACM TechNews

Encryption System Protects Data from Quantum Computers

IBM researchers have demonstrated a quantum-proof encryption method called CRYSTALS that can successfully encrypt a magnetic-tap storage device.  

Quantum Criticality Could Be a Boon for Qubit Designers
From ACM TechNews

Quantum Criticality Could Be a Boon for Qubit Designers

A new technique can transform the quantum behavior of an intermetallic crystal of cerium, palladium, and silicon so electrons compete to occupy either orbitals...

Virtual 'Universe Machine' Sheds Light on Galaxy Evolution
From ACM TechNews

Virtual 'Universe Machine' Sheds Light on Galaxy Evolution

Researchers at the University of Arizona have used supercomputer simulations to understand how galaxies such as the Milky Way come into existence.

Plants Are Oldest Sensors in the World. Could They Be the Future of Computers?
From ACM TechNews

Plants Are Oldest Sensors in the World. Could They Be the Future of Computers?

MIT's Harpreet Sareen suggests using plants as a new building material for computer circuits.

Good Algorithms Make Good Neighbors
From Communications of the ACM

Good Algorithms Make Good Neighbors

Many computer scientists doubted ad hoc methods would ever give way to a more general approach to finding nearest neighbors. They were wrong.

Protecting the 2020 Census
From Communications of the ACM

Protecting the 2020 Census

A new framework is being used to secure the 2020 U.S. Census from database reconstruction attacks.

The Quantum Internet Is Emerging, One Experiment at a Time
From ACM News

The Quantum Internet Is Emerging, One Experiment at a Time

Although a fully realized quantum network is still a far-off vision, recent breakthroughs have convinced some physicists that a simple proof-of-principle is imminent...

Chip Startup ­ses Light to Turbocharge AI
From ACM News

Chip Startup ­ses Light to Turbocharge AI

Luminous Computing has developed an optical microchip that runs AI models much faster than other semiconductors while using less power.

Why Should We Care About Technology Ethics? The ­pdated ACM Code of Ethics
From ACM TechNews

Why Should We Care About Technology Ethics? The ­pdated ACM Code of Ethics

Ethical responsibility is especially critical to artificial intelligence developers, said Catherine Flick of the ACM Committee on Professional Ethics.

Black Hole Mystery Solved With Most Detailed Simulation Ever
From ACM TechNews

Black Hole Mystery Solved With Most Detailed Simulation Ever

An international team of researchers used a supercomputer and custom-written code to generate the "most detailed" black hole simulation yet.

Physicists Can Predict Jumps of Schrodinger's Cat (and Finally Save It)
From ACM TechNews

Physicists Can Predict Jumps of Schrodinger's Cat (and Finally Save It)

Yale University researchers have developed a technique for saving Schrodinger's cat by predicting its jumps and taking real-time actions.

And Then, There Were Three
From Communications of the ACM

And Then, There Were Three

How long can the silicon foundry sector continue to adapt, as physical limits make further shrinkage virtually impossible?

Code Talkers
From Communications of the ACM

Code Talkers

Using voice input to write programs.

A Biosynthetic Dual-Core Cell Computer
From ACM TechNews

A Biosynthetic Dual-Core Cell Computer

Researchers at ETH Zurich in Switzerland have integrated two CRISPR-Cas9-based core processors into human cells, marking a significant breakthrough toward creating...

If Your Image Is Online, It Might Be Training Facial-Recognition AI
From ACM News

If Your Image Is Online, It Might Be Training Facial-Recognition AI

The photo is undeniably cute: a mom and a dad—he with a stubbly beard and rimless glasses, she with choppy brown hair and a wide grin—goofing around and eating...

Algorithms Spot Millions of California's Tiniest Quakes in Historical Data
From ACM News

Algorithms Spot Millions of California's Tiniest Quakes in Historical Data

When it comes to earthquakes, large, destructive ones dominate the headlines.

 A Revolutionary Imaging Technique ­ses a Single Pixel to Fill Our Terahertz Blind Spot
From ACM News

A Revolutionary Imaging Technique ­ses a Single Pixel to Fill Our Terahertz Blind Spot

At almost every wavelength, engineers have electromagnetic antennae that can detect and record the waves and create exotic images of the world at radio, microwave...

Black Hole Hunters: Q&A With Katie Bouman
From ACM Opinion

Black Hole Hunters: Q&A With Katie Bouman

Scientists have revealed the first-ever image of a black hole. The picture is the result of a global collaboration in which scientists linked together telescopes...

Mars Methane Hunt Comes ­p Empty, Flummoxing Scientists
From ACM News

Mars Methane Hunt Comes ­p Empty, Flummoxing Scientists

A spacecraft that was supposed to solve the mystery of methane on Mars has instead compounded scientists' confusion.

Black Hole Pictured for First Time, in Spectacular Detail
From ACM News

Black Hole Pictured for First Time, in Spectacular Detail

Astronomers have finally glimpsed the blackness of a black hole. By stringing together a global network of radio telescopes, they have for the first time produced...
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