The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
Information technology is changing the way nations wage war, with philosophical and ethical perspectives struggling to keep pace with those changes.
Mr. Cerf, often called the father of the Internet, said that the so-called "right to be forgotten" online was "not possible to achieve."
A couple of weeks ago, I was talking to a friend about streaming. I was marveling how easy it’s becoming to beam a live video feed, anywhere, not only to a friend or a group, but, essentially, the entire world.
A mile or two away from Facebook's headquarters in Silicon Valley, Helen Nissenbaum of New York University was standing in a basement on Stanford's campus explaining that the entire way that we've thought about privacy on the…
From state-sponsored cyberattacks to autonomous robotic weapons, 21st century war is increasingly disembodied.
Fifty years after The Jetsons promised us a future of robot maids, flying cars, video phones and meals at the push of a button, it seems that reality may actually surpass this futuristic vision.
Apple's 1997 "Think Different" marketing campaign was one of its most memorable ever.
Think about how you feel when you see the Earth from space or the Apollo astronauts walking on the moon.
One fine night in November 2011 I got an opportunity to get my hands dirty, working on a project for the U.S. Federal Bureau of Investigation.
Andrew Blake is managing director of Microsoft Research Cambridge, the U.K. lab responsible for the machine learning software behind Kinect.
The story Richard Clarke spins has all the suspense of a postmodern geopolitical thriller.
The assault on personal privacy has ramped up significantly in the past few years. From warrantless GPS tracking to ISP packet inspection, it seems that everyone wants to get in on the booming business of clandestine snooping—even…
In an interview, Massachusetts Institute of Technology research scientist David D. Clark says the Internet's biggest benefit is its intermediation of people getting to information and to each other.
Disabilities such as epilepsy, depression, obsessive-compulsive disorder, and Parkinson’s disease are being treated with neuroimplants, says St. Louis University School of Medicine researcher Richard Bucholz in an interview.…
The venerable PC is at a crossroads.
Stanford doesn't want me. I can say that because it's a documented fact: I was once denied admission in writing.
Many people don't realize that most of the censorship and surveillance in China is not being done by the government, but by companies at the behest of the government, says Rebecca MacKinnon.
Ninety-nine percent of what we know about the solar system came to us from unmanned probes.
In December, the U.S. Department of Justice intervened under the Voting Rights Act to stay a South Carolina voter ID law.
An app for weather. An app for banking. An app for news, for sports, for games, for travel, for department stores, for insurance companies, for ….wait: Who needs the Web?
Can technology be autonomous?
"I think that [civilization] coming back would actually be a very big surprise," he says. "The difference between us and us 10,000 years ago is … we know it can be done."
IEEE's Erico Guizzo and Hizook.com founder Travis Deyle make several predictions regarding what will be big news in robotics this year.
There is a spate of proposed cybersecurity legislation working its way through the House and Senate. The bills are aimed primarily at facilitating cooperation regarding so-called "cybersecurity" issues among different branches…
In anticipation of Apple’s introduction of Siri in Chinese this year, I decided to try Dragon, a line of smartphone voice apps by Nuance Communications—the company behind the speech-recognition technology that powers Siri.
Remember the movie The Minority Report? It is based upon a Philip K. Dick novel of the same name. Well, the movie is supposed to portray an implausible dystopian society of the future in which people’s consumer information is…
Rebecca MacKinnon shares insights about Internet freedom, including the roles and responsibilities of citizens, corporations, and governments.
Not long ago, when desktops and laptops were the main computers we used every day, PC makers peddled what's known as the megahertz myth.
You know how our social graphs are creeping into every aspect of our Web lives, from search results to coupons? Well, get ready for something a lot more personal, a lot more targeted, and, perhaps, a lot more creepy.
Ray Ozzie, online collaboration pioneer and former Microsoft chief software architect, shared his thoughts on the startup climate, his tenure at Microsoft, the new tools of software and hardware development, and the impact of…
Napier's multiplication and division rods, deriving from the basic multiplication table, simplify calculations considerably.
How to strengthen the security of the Internet of Things in organizations.
We describe our choice of the solar system as one of the main illustrative examples used in our MOOC on …