The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
The radio signal that is the lifeblood of the Global Positioning System originates from a constellation of twenty-four satellites, orbiting more than twelve thousand miles above Earth.
For several decades now, Georgia Tech professor Tom Conte has been studying how to improve computers: "How do we make them faster and more efficient next time around versus what we just made?"
Like most parents, I want my young children to be prepared for the future—one in which knowing how to program a computer will be a basic skill, like clicking "Skip Ad" on YouTube.
Utrecht University professor Lynda Hardman discusses the pressing need to promote participation of women in science in the Netherlands.
Encryption is complicated. Legislating for it, even more so.
Twitter's gloomy quarterly report last week unsettled investors. They might have anticipated trouble more than a year ago had they noticed one key indicator.
Last month, Shelby Bonnie's iPad vanished from his carry-on bag somewhere at Fort Lauderdale-Hollywood International Airport after a red-eye flight from San Francisco. He figured he would never see it again.
Intel was once known for its success in branding personal computers with microprocessors, a technology that fueled the digital revolution. But the Silicon Valley veteran announced last month it would lay off 11 percent of its…
In America, surveillance has always played an outsized role in the relationship between creditors and debtors.
As big data transforms industries ranging from retailing to health care, it’s also becoming a more important tool for police departments, which are turning to data and analysis in an effort to boost their effectiveness.
How the future of general-purpose programming tools could include blocks-based structured editing, and how we should study students transitioning to text-based programming tools.
Brutal lessons from contemporary art.
Surveying unresolved security problems for automated buildings.
Who will control the 'ordinary pursuits of life' in the digital economy?
Examining the institutions underlying the patent system for information and communication technologies.
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.