The opinion archive provides access to past opinion stories from Communications of the ACM and other sources by date.
In Ender's Game, the Nebula Award-winning 1985 novel by Orson Scott Card, a 6-year-old boy is taken from his family on Earth to an orbital military academy to be molded into a soldier for a looming extraterrestrial war.
If the New York Times's latest article is to be believed, artificial intelligence is moving so fast it sometimes seems almost "magical."
Google Ideas, the New York City–based "think/do tank" run by the Internet search giant, is launching several new technologies designed to highlight hacker attacks around the world and help people in repressive regimes access…
A silver BMW 5 Series is weaving through traffic at roughly 120 kilometers per hour (75 mph) on a freeway that cuts northeast through Bavaria between Munich and Ingolstadt.
Back in the twentieth century, people were roughly equal in their power to avoid advertising.
You must remember this: A kiss is just a kiss, a spy is just a spy.
Last week, NASA announced that the Lunar Laser Communication Demonstration (LLCD) on its Lunar Atmosphere and Dust Environment Explorer (LADEE) spacecraft had made history by using a pulsed laser beam to transmit data over the…
How has the definition of life changed during your lifetime?
Like a story straight out of the universe of Franz Kafka, Lavabit founder Ladar Levison found himself before a judge in Washington, representing himself against an entire team of representatives for the U.S. government.
On the evening of February 12, 2009, a Continental Connection commuter flight made its way through blustery weather between Newark, New Jersey, and Buffalo, New York.
"I’m just not a math person."
Consumer trust is a vital currency for every big Internet company, which helps to explain why the giants of Silicon Valley have gone to great lengths in recent months to show how hard they are fighting back against government…
In late September, on a crowded commuter train in San Francisco, a man shot and killed 20-year-old student Justin Valdez.
"It depends on what you mean by artificial intelligence."
When he read about the technical failures plaguing HealthCare.gov, Mike Bracken said it felt like a real-life version of the movie Groundhog Day.
We're in the middle of an epic battle for power in cyberspace.
In 2003, Microsoft cofounder Paul Allen spent $100 million to build the Allen Institute for Brain Science in Seattle.
The sixth most widely used website in the world is not run anything like the others in the top 10.
When historians write about the civil-liberties crisis of this decade, the story will be full of vivid figures—Bradley, now Chelsea, Manning, the fragile soldier who broke in a battle zone and has paid a high price; Edward Snowden…
The public's trust in government has been battered by repeated abuses of power, but it's not the NSA's fault.
Who knew Apple would become such a big shareware company?
One day, a user of Twitter decided to do something no else had tried before.
HealthCare.gov, the Web site at the center of President Obama's federal health insurance exchange, has been plagued with problems since it opened for business Oct. 1.
When Heather Piwowar set out in May last year to investigate whether making research data publicly available increased the citation rates of articles, she never anticipated the difficulties.
Syrian-born Dina Katabi is a professor of electrical engineering and computer science at the Massachusetts Institute of Technology. She was awarded a MacArthur "genius grant" last month for her work on improving the speed, reliability…
Nest Labs' first product has made it the darling of both the clean tech industry and design crowd.
As the world's second-largest supplier of telecommunications network equipment, Huawei plays a part in the technology industry's efforts to ensure network security around the world. But last year, some U.S. lawmakers called Huawei…
Dr. Katharine Frase was appointed chief technology officer of IBM in March 2013. She sets IBM's technical strategy and defines areas of growth in addition to cultivating emerging technologies.
We already know the NSA wants to eavesdrop on the Internet.
The importance of the students’ voice.
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.
A new report found that the hardest and perhaps most …
Researchers found that a botnet they have been following disguised …
Artificial intelligence has achieved record high scores on videogames played …