The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
Once upon a time, MySpace was the king and pioneer of social networking. When Rupert Murdoch's News Corp. bought the company for $580 million, it looked like a steal.
Google technology evangelist Vint Cerf recently suggested that increasing bandwidth capacity exponentially could lead to more efficient ways of streaming media services on the Internet.
Scientists are creating a new generation of artificial body parts to help people with disabilities see, walk, swim, grip and run among other things. Miles O'Brien reports on the latest advances in prosthetics.
According to the old saying, you learn more from a failure than a success. Well, if that's the case, the consumer electronics industry ought to have a master's degree by now.
Apple notched a significant win last week when it was awarded a key patent related to basic multitouch functionality. The patent was first called "hugely problematic" for other smartphone makers, owing to its "incredibly broad"…
When Carolyn Porco started exploring the outer solar system, it was all about the rings. Her 1983 doctoral thesis at Caltech focused on shifting spokes in Saturn’s rings discovered by the Voyager spacecraft. As Voyager sailed…
Homeland Security's Bruce McConnell on the government's role in helping companies fight online attacks.
Your computer, your phone, and your other digital devices hold vast amounts of personal information about you and your family. Can police officers enter your home to search your laptop? Do you have to give law enforcement…
After just 50 days, the group said it was ceasing individual operations. Why, when you might have thought things were going so well?
Marko Rodriguez and Peter Neubauer, the leaders of the TinkerPop open-source graph software initiative, discuss the project, its members, and its goals.
At Google, we’ve always focused on putting the user first. We aim to provide relevant answers as quickly as possible—and our product innovation and engineering talent have delivered results that users seem to like, in a world…
Does D-Wave's first big sale disprove the quantum computing naysayers?
For several months, EFF has been following the movement around Bitcoin, an electronic payment system that touts itself as "the first decentralized digital currency." We helped inform our members about this unique project through…
This spring was a rough season for the Fourth Amendment.
More often than not, the Iridium satellite phone system is remembered as one of the great telecom flameouts of the 1990s. It almost became a literal one: At one point following a 1999 bankruptcy, the 70 or more satellites…
"For most artists," as the famous Tim O'Reilly aphorism has it "the problem isn't piracy, it's obscurity." To me, this is inarguably true and self-evident—the staying power of this nugget has more to do with its admirable…
"Cars 2" director John Lasseter talked with The Wall Street Journal in his office at the Emeryville headquarters of Pixar Animation Studios, where he is chief creative officer. The film takes the friendly automobiles of the…
In justifying U.S. involvement in Libya, the Obama administration cited the "responsibility to protect" citizens of other countries when their governments engage in widespread violence against them. But in the realm of cyberspace…
Malware authors move fast. Following on from the previous blog post on Bitcoin botnet mining, we have seen a recent Trojan in the wild targeting Bitcoin wallets. The Trojan is Infostealer.Coinbit and it has one motive: to locate…
There aren’t many technology companies around who can claim to be 100 years old. You're probably hearing that a lot as media outlets report on the anniversary of the day in 1911 three companies came together to form the Computing…
In a completely rational world, Rackspace would no longer be a independent company. The Web host that has in recent years veered into the cloud services business was held steady to its independent streak as several of its…
Facebook's active user base grew by only 1.7% in May. That's about half its usual growth rate, and it came after similarly slow growth in April. According to Inside Facebook, a blog and research firm that tracks the site's traffic…
Every day there's another report of a computer hack. Yesterday it was a video game company and a U.S. Senate database. And today it could be the Federal Reserve. There's no doubt that there's a wave of attacks going on right…
When Colin Hughes was about 11 years old his parents brought home a rather strange toy. It wasn't colorful or cartoonish; it didn't seem to have any lasers or wheels or flashing lights; the box it came in was decorated, not…
Man, you've gotta almost admire the sheer blind dedication of Sarah Palin's wingnut acolytes.
The Web makes it easier than ever to cheat—and easier than ever for cheaters to get caught.
Online piracy is a huge business. A recent study found that Web sites offering pirated digital content or counterfeit goods, like illicit movie downloads or bootleg software, record 53 billion hits per year. That robs the…
Sony's deputy president about the PlayStation Network hack, PS Vita and PS3's enduring appeal.
In an age where business dominates our governments and writes our laws, every technological advance offers business an opportunity to impose new restrictions on the public. Technologies that could have empowered us are used…
David Ferrucci’s official title is "IBM Fellow and Leader of the Semantic Analysis and Integration Department at IBM's T.J. Watson Research Center." But to the world, he's the genius behind Watson, the question-answering…