The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
Theoretical physicist David DiVincenzo is widely viewed as one of the pioneers of quantum computing. He authored a 1996 paper (PDF) outlining five criteria he predicted would make quantum computing a reality; it has become a…
In the world of artificial intelligence, one of the year's biggest coming-out parties is the Neural Information Processing Systems conference.
When it comes to computer storage, the magnetic disk has been top dog for almost half a century.
Where there is water, is there life?
A vision of fully autonomous, self-driving cars allowing human owners to nap or read in the car seems to come from the future.
"Why would NASA want to study a lake in Canada?"
This summer, American Psychologist, the official journal of the American Psychological Association, released a special issue on the topic of bullying and victimization.
The October 15 release of the so-called Drone Papers, leaked reports that appear to document the U.S. use of drone aircraft for military purposes, has given the world its closest look yet at the inner workings of modern drone…
Innovation is a mysteriously difficult thing to dictate. Technology seems to change by a sort of inexorable, evolutionary progress, which we probably cannot stop—or speed up much either.
The two mobile robots Spirit and Opportunity were launched from Earth in 2003 and arrived on opposite sides of Mars in 2004. A suite of cameras, instruments, and tools allows them to traverse the landscape for several kilometers…
Introducing students to visual programming as a pathway to text-based programming.
He's just helped bring down a longstanding trans-Atlantic data-transfer pact used by thousands of businesses and Austrian privacy activist Max Schrems is already pouring cold water on the framework's impending replacement now…
Anita Borg Institute for Women and Technology CEO Telle Whitney said 2015 is "our time to lead."
What if we told you that fighting ISIS could be done cheaply, relatively easily, in a manner that would not escalate or put any in harm’s way?
Virtually every new car sold today has some sort of network connection.
I think he’s gone—Oh! He's not gone he’s not gone no no no he’s not gone oh Jesus Christ look at his face
Last week, astronomers—amateur and pro—got excited about some strange results from the Kepler Space Telescope, the NASA observatory tasked with searching for Earth-like planets.
Guruduth Banavar is an executive at IBM leading the team developing a new generation of cognitive systems—don't call it artificial intelligence—known as Watson.
In his novel Super Sad True Love Story, Gary Shteyngart imagined ubiquitous poles installed on sidewalks that display people’s credit scores as they walked by.
Xiaomi is the most important phone manufacturer you've never heard of.
You may have heard that Apple's on the hook for $862 million in potential penalties after a jury ruled that it infringed on a patent owned by the University of Wisconsin–Madison.
I knew we'd bought walnuts at the store that week, and I wanted to add some to my oatmeal.
Let's face it: Corporate America's social presence could use a celebrity makeover.
Nicole Perlman, screenwriter, Guardians of the Galaxy: As someone who’s both accident-prone and constantly putting her foot in her mouth, my first thought is the Omega 13 from Galaxy Quest.
A decision on Tuesday by the European Union’s highest court, striking down an agreement between the E.U. and the United States that allows companies like Facebook and Google to store the personal data of European users on servers…
Last Thursday, John Legere, the C.E.O. of T-Mobile, joined the ranks of the dozens of chief executives who, in the past few years, have had to inform their customers that their personal information has been stolen.
In the recent surge of electronic building toys, my early favorite was LittleBits. The individual pieces each have a specific job, and they magnetically interlock to create little linear machines.
The new movie "Steve Jobs" provides yet another take on the well known business celebrity. Thomas Streeter, professor of sociology at the University of Vermont, explores why in a new paper published in the International Journal…
Our universe is actually really simple, it's just our cosmological theories that are getting needlessly complex, argues one of the world's leading theoretical physicists.
Landing in U.S. theaters last week, Ridley Scott's The Martian is being acclaimed as one of the most realistic portrayals of human space exploration ever filmed.
Broadly, NoSQL has an absence of strict schemas for entities/attributes, while SQL rigidly relates/regulates the two.
Rather than fancying you can control Internet access, design exams to reward students who won't need it.
Teaching is a skill, and the best teachers use the best methods.
An international research team has developed a robot that can …
Researchers at Switzerland's ETH Zurich have uncovered a method for …
On Wednesday, U.S. President Joe Biden addressed a global chip …