Communications of the ACM
Why the Simplex Method, at Age 75, is Still the Go-To Algorithm
Daniel A. Spielman and colleague Shang-hua Teng solved the mystery of the Simplex Method using a technique called smoothed analysis… From ACM NewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
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Fact-Checkers Are Scrambling to Fight Disinformation With AI
Bad actors use artificial intelligence to propagate falsehoods and upset elections, but the same tools can be repurposed to defend the truth.
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This Startup Is Using AI to Unearth New Smells
Google Research spinout Osmo wants to find substitutes for hard-to-source aromas. The tech could inspire new perfumes—and help combat mosquito-borne diseases.
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ChatGPT Stole Your Work. So What Are You Going to Do?
Creators need to pressure the courts, the market, and regulators before it's too late.
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Digital Eternity Is Just Around the Corner
These past few years have been visceral reminders of our mortality. But new technologies can offer a way for us and our loved ones to live on.
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The Real Fusion Energy Breakthrough Is Still Decades Away
U.S. nuclear scientists have achieved the long-sought goal of a fusion ignition — but don't expect this clean technology to power the grid yet.
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These Algorithms Are Hunting for an EV Battery Mother Lode
AI trained on reams of geological data can indicate where to dig in search of metals crucial to electric cars and other green technology.
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Attackers Keep Targeting the U.S. Electric Grid
Plus: Chinese hackers stealing U.S. Covid relief funds, a cyberattack on the Met Opera website, and more.
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San Francisco Has Reversed Its Killer Robot Plan
The city rolled back a controversial decision to let robots use lethal force without human intervention. But the fight is far from over.
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A Row Erupts Over Texas' Bold Bitcoin Battery Plan
Bitcoin miners say they can help stabilize a shaky power grid and prevent blackouts. Experts say it will make the problem worse.
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Algorithms Quietly Run the City of DC—and Maybe Your Hometown
A new report finds that municipal agencies in Washington deploy dozens of automated decision systems, often without residents' knowledge.
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The 'Viral' Secure Programming Language That's Taking Over Tech
Rust makes it impossible to introduce some of the most common security vulnerabilities. And its adoption can't come soon enough.
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The Sci-Fi Dream of a 'Molecular Computer' Is Getting More Real
Chemists have long conceptualized tiny machines that could fabricate drugs, plastics, and other polymers that are hard to build with bigger tools.
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A Long-Awaited Defense Against Data Leaks May Have Just Arrived
MongoDB claims its new "Queryable Encryption" lets users search their databases while sensitive data stays encrypted. Oh, and its cryptography is open source.
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Bot Hunting Is All About the Vibes
Though several bot detection systems are available, there is no standard definition of "bot" and the results of the detection systems can differ.
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Bot Hunting Is All About the Vibes
At the heart of every bot-detection tool is a human's gut feeling—and all the messiness that comes with it.
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Amazon Wants to Cocoon You With 'Ambient Intelligence'
The company's new smart gadget uses radar to track your breathing while you sleep. It's part of Amazon's plan to weave its products invisibly into your life.
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Electric Vehicles Could Rescue the Power Grid
By 2035, the batteries in California's zero-emission cars could power every home in the state for three days.
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Everything Apple Announced
Wednesday's iPhone launch event saw the release of four new iPhone models, plus an Apple Watch built to take a beating.
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The Low Threshold for Face Recognition in New Delhi
Police in India's capital say they only require an 80% accuracy rate for matches, raising new alarm bells for civil liberty advocates.
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