The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
Artificial intelligence systems can—if properly used—help make government more effective and responsive, improving the lives of citizens. Improperly used, however, the dystopian visions of George Orwell's "1984" become more realistic…
In 2016, Tim Cook fought the law—and won.
A swathe of the world is adopting China's vision for a tightly controlled internet over the unfettered American approach, a stunning ideological coup for Beijing that would have been unthinkable less than a decade ago.
Xia Zhou co-directs two labs at Dartmouth College and serves as a judge for HackDartmouth.
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 virtually to create one, huge, Earth-sized telescope.
Is Julian Assange a journalist? The Justice Department sidestepped that question in its indictment of Assange.
As U.S. officials have pressured allies not to use networking gear from Chinese technology giant Huawei over spying concerns, President Trump has urged American companies to "step up" and compete to provide the next generation…
At 10:30pm on 29 October 1969, a graduate student at UCLA sent a two-letter message from an SDS Sigma 7 computer to another machine a few hundred miles away at the Stanford Research Institute in Menlo Park.
Years into the robocalling frenzy, your phone probably still rings off the hook with "important information about your account," updates from the "Chinese embassy," and every bogus sweepstakes offer imaginable.
Yoshua Bengio is one of three computer scientists who last week shared the US$1-million A. M. Turing award—one of the field's top prizes.
In a recent newspaper advertisement, the Chinese telecommunications giant Huawei appealed to common sense.
Code seems cold and objective, the raw logic of the internet, and Silicon Valley likes it that way.
In the wake of the Lion Air and Ethiopian Airlines crashes of Boeing 737 Max planes, people are thinking about how much of their air travel is handled by software and automated systems—as opposed to the friendly pilots sitting…
Thomas Edison is often described as America's greatest inventor. His successes include electric power generation, sound recording, and the electric lightbulb.
Considering the possible implications for free trade, traditionally based on non-digital goods, for a modern global economy that is increasingly based on intangible products and services enabled by digital technologies.
Stop using hardware to solve software problems.
A proposal for building an index of the Web that separates the infrastructure part of the search engine—the index—from the services part that will form the basis for myriad search engines and other services utilizing Web data…
Who is Camille Noûs, who has contributed to hundreds of papers on Google Scholar?
By 2019, I generally thought there wasn't much that could surprise me about organizing meetups. Then Covid-19 hit. I was …
Napier's multiplication and division rods, deriving from the basic multiplication table, simplify calculations considerably.