Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
Trolling, Hacking and the 2016 S Presidential Election
Late in 2016, then-US President Barack Obama mused in an interview with The New Yorker magazine that he had probably been elected because his campaign had begun...
From ACM Opinion
Forgotten Heroes of the Enigma Story
Alan Turing's crucial unscrambling of German messages in the Second World War was a tour de force of codebreaking.
From ACM Opinion
Billion-Dollar Telescopes Could End p Beyond the Reach of S Astronomers
Every ten years, US astronomers set research priorities for the following decade.
From ACM Opinion
AI Can Be Sexist and Racist; It's Time to Make It Fair
When Google Translate converts news articles written in Spanish into English, phrases referring to women often become "he said" or "he wrote."
From ACM Opinion
Richard Feynman at 100
A pre-eminent twentieth-century physicist and a Nobel laureate: Richard Feynman was certainly those. He was also much more.
From ACM Opinion
The Illusion of Time
According to theoretical physicist Carlo Rovelli, time is an illusion: our naive perception of its flow doesn't correspond to physical reality.
From ACM Opinion
Regulate Artificial Intelligence to Avert Cyber Arms Race
Cyberattacks are becoming more frequent, sophisticated and destructive. Each day in 2017, the United States suffered, on average, more than 4,000 ransomware attacks...
From ACM Opinion
The Ageless Appeal of 2001: A Space Odyssey
In 1968, film-maker Stanley Kubrick and his screenwriting colleague, science-fiction author Arthur C. Clarke, presented 2001: A Space Odyssey. Half a century later...
From ACM Opinion
Cambridge Analytica Controversy Must Spur Researchers to Update Data Ethics
Revelations keep emerging in the Cambridge Analytica personal-data scandal, which has captured global public attention for more than a week. But when the dust settles...
From ACM Opinion
Fourier's Transformational Thinking
When you listen to digital music, the harmonies and chords that you hear have probably been reconstructed from a file that stored them as components of different...
From ACM Opinion
Does Your Code Stand p to Scrutiny?
Computer code written by scientists forms the basis of an increasing number of studies across many fields—and an increasing number of papers that report the results...
From ACM Opinion
How to Make Replication the Norm
Replication is essential for building confidence in research studies, yet it is still the exception rather than the rule.
From ACM Opinion
Technology to Watch in 2018
For all the excitement surrounding the gene-editing tool CRISPR, it is not that efficient or precise. It's hard to make many changes at once.
From ACM Opinion
Exoplanet Science 2.0
It is more than two decades since we learnt that the Universe is awash with other worlds. Since 1992, more than 3,500 exoplanets have been discovered orbiting stars...
From ACM Opinion
Science Fiction When the Future Is Now
AlphaGo, fake news, cyberwar: 2017 has felt science-fictional in the here and now. Space settlement and sea-steading seem just around the bend; so, at times, do...
From ACM Opinion
Five Priorities For Weather and Climate Research
Meteorology is entering a new era. Demand is growing worldwide for forecasts of storms, floods and droughts.
From ACM Opinion
Five Ways to Fix Statistics
As debate rumbles on about how and how much poor statistics is to blame for poor reproducibility, Nature asked influential statisticians to recommend one change...
From ACM Opinion
The Future of Dna Sequencing
Forty years ago, two papers1, 2 described the first tractable methods for determining the order of the chemical bases in stretches of DNA. Before these 1977 publications...
From ACM Opinion
Artificial Intelligence: The Future Is Superintelligent
Max Tegmark is a renowned physicist. He is also the irrepressibly optimistic co-founder of the Future of Life Institute in Cambridge, Massachusetts (motto: "Technology...
From ACM Opinion