Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
Fake America Great Again
Guess what? I just got hold of some embarrassing video footage of Texas senator Ted Cruz singing and gyrating to Tina Turner. His political enemies will have great...
From ACM Opinion
Forgotten Heroes of the Enigma Story
Alan Turing's crucial unscrambling of German messages in the Second World War was a tour de force of codebreaking.
From ACM Opinion
Are We Ready for the Future of Warfare?
Warfare has always been about exerting political will.
From ACM Opinion
3-D Printed Gun Blueprints Are Back, and Only New Laws Can Stop Them
Attorneys general from 20 states celebrated on Monday when a district court judge in Seattle extended an injunction against the sharing of 3-D printed gun blueprints...
From ACM Opinion
Math Shows How DNA Twists, Turns and nzips
If you've ever seen a picture of a DNA molecule, you probably saw it in its famous B-form: two strands coiling around each other in a right-handed fashion to form...
From ACM Opinion
Detecting 'DeepFake' Videos in the Blink of an Eye
A new form of misinformation is poised to spread through online communities as the 2018 midterm election campaigns heat up. Called "deepfakes" after the pseudonymous...
From ACM Opinion
The Four Ways that Ex-Internet Idealists Explain Where It All Went Wrong
A long time ago, in the bad old days of the 2000s, debates about the Internet were dominated by two great tribes: the Optimists and the Pessimists.
From ACM Opinion
Why the Future of Data Storage is (Still) Magnetic Tape
It should come as no surprise that recent advances in big-data analytics and artificial intelligence have created strong incentives for enterprises to amass information...
From ACM Opinion
Future Elections May Be Swayed by Intelligent, Weaponized Chatbots
The battle against propaganda bots is an arm's race for our democracy. It's one we may be about to lose.
From ACM Opinion
Welcome to the Age of Privacy Nihilism
A barista gets burned at work, buys first-aid cream at Target, and later that day sees a Facebook ad for the same product.
From ACM Opinion
I Just Hacked a State Election. I'm 17. And I'm Not Even a Very Good Hacker.
It took me around 10 minutes to crash the upcoming midterm elections.
From ACM Opinion
Who Needs Democracy When You Have Data?
In 1955, science fiction writer Isaac Asimov published a short story about an experiment in "electronic democracy," in which a single citizen, selected to represent...
From ACM Opinion
Billion-Dollar Telescopes Could End p Beyond the Reach of S Astronomers
Every ten years, US astronomers set research priorities for the following decade.
From ACM Opinion
The Future of Television Is … More Television
Call it Jeffrey Katzenberg's unicorn newborn. An operating company has come into being, ex nihilo, with the blandest of names—NewTV—and a valuation north of $1...
From ACM Opinion
Are Blockchains the Answer for Secure Elections? Probably Not
With the U.S. heading into a pivotal midterm election, little progress has been made on ensuring the integrity of voting systems—a concern that retook the spotlight...
From ACM Opinion
Honoring the '80s, Def Con's Badge Is also a Text Adventure
Nearly 30,000 people came to Las Vegas last week for the 26th edition of DEF CON, the iconic security conference. And no small amount of the mental energy of that...
From ACM Opinion
Google Tracks You Even If Location History's Off. Here's How to Stop It
If, like most people, you thought Google stopped tracking your location once you turned off Location History in your account settings, you were wrong.
From ACM Opinion
How Your Brain Tricks You Into Believing Fake News
Sitting in front of a computer not long ago, a tenured history professor faced a challenge that billions of us do every day: deciding whether to believe something...
From ACM Opinion