Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
We Need More Cameras, and We Need Them Now
On Thursday afternoon, the FBI released photos and video of two persons of interest in the Boston Marathon bombing.
From ACM Opinion
Mars vs. Europa: Are We Looking in the Wrong Place For Alien Life?
A British astrobiology conference has revived a years-old debate over the best place to look for life elsewhere in the solar system: Mars, or the moons of Jupiter...
From ACM Opinion
Is High-Tech Security at Public Events Counterproductive?
Which is more intrusive: security screening and metal detectors every few blocks, or a drone flying high above it taking video of every little thing you do?
From ACM Opinion
The Greatest Trick the Government Ever Pulled Was Convincing the Public the 'hacker Threat' Exists
The U.S. government is already fighting wars on several fronts, including the perpetual War on Terror.
From ACM Opinion
Better Computer Models Needed For Mega Wind Farms
With wind power getting cheaper, wind farm developers are drawing up plans for farms an order of magnitude bigger than anything around today. But there's one big...
From ACM Opinion
How New Military Technologies Can Help Prevent the Next Boston or Newtown
This week, it's bombs. In December, it was guns.
From ACM Opinion
How Pixar sed Moore's Law to Predict the Future
Whether you call it a data-driven prediction or think of it as a self-fulfilling prophecy, Moore's Law has been going strong.
From ACM Opinion
Bitcoin: Whatever It Is, It's Not Money!
When governments undermine faith in their currencies people turn to alternatives.
From ACM Opinion
Name-Brand Genes: Is Our Genetic Makeup What's Next in Personal Branding?
The Supreme Court heard arguments Monday in a case that could decide whether it's possible to patent specific human genes that have been "snipped" out of our DNA...
From ACM Opinion
Proceed with Caution Toward the Self-Driving Car
Driving on Interstate 495 toward Boston in a Ford Fusion one chilly afternoon in March, I did something that would've made even my laid-back long-ago driving instructor...
From ACM Opinion
Time and Navigation: How We Found Our Way in the World
Type an address into your phone, and up will pop a step-by-step route from where you are to where you want to be. This is, in its way, magic—magic that has, at...
From ACM Opinion
Should We Fall Out of Love with Robot Surgery?
Last fall, shoppers outside a Macy's store in Boston were given a chance to test drive a robot. They were invited, compliments of Brigham and Women’s Hospital,...
From ACM Opinion
More Cracks ndermine the Citadel of Tv Profits
For the longest time in the media business, the concept of the bundle has been foundational.
From ACM Opinion
Immigration and the Knowledge Economy
Earlier this year I started teaching a class on entrepreneurship at an after-school program in my community.
From ACM Opinion
Bitcoin Is No Longer a Currency
Bitcoin might be a bubble or it might be THE FUTURE, but there's one thing it's not: a currency. It's a tech stock. The question is whether it's Pets.com or Paypal...
From ACM Opinion
Will Bitcoins Make Me Rich?
Let me begin this column with a lengthy disclosure. One morning last week, I stopped at my bank, filled out a withdrawal slip for $1,027.51, and walked away with...
From ACM Opinion
If You Hate Red-Light Cameras, You'll Really Hate Speeding Ticket Robots
Four academics from West Point and Samford University in Alabama set out to answer a seemingly simple question: how would one write a computer program to issue...
From ACM Opinion
Intel Cooks p Future of TV—A Potential Mess for Cable
Visualize the TV service you've always wanted: a gorgeous interface that does away with clunky (and often ad-strewn) programming grids; a simple remote that isn't...
From ACM Opinion