Communications of the ACM
Generative AI Degrades Online Communities
How large language models are influencing online communities.
From ACM Opinion
Despite Consumer Worries, the Future of Aviation Will Be More Automated
In the wake of the Lion Air and Ethiopian Airlines crashes of Boeing 737 Max planes, people are thinking about how much of their air travel is handled by software...
From ACM News
China Is Catching p to the S on Artificial Intelligence Research
Researchers, companies and countries around the world are racing to explore—and exploit—the possibilities of artificial intelligence technology.
From ACM Opinion
Offices Are Too Hot or Too Cold; Is There a Better Way to Control Room Temperature?
In any office, home or other shared space, there's almost always someone who's too cold, someone who's too hot—and someone who doesn't know what the fuss around...
From ACM Opinion
The Quiet Threat Inside 'Internet of Things' Devices
As Americans increasingly buy and install smart devices in their homes, all those cheap interconnected devices create new security problems for individuals and...
From ACM Opinion
Is Quantum Computing a Cybersecurity Threat?
Cybersecurity researchers and analysts are rightly worried that a new type of computer, based on quantum physics rather than more standard electronics, could ...
From ACM Opinion
Inspired by Sci-Fi, an Airplane with No Moving Parts and a Blue Ionic Glow
Since their invention more than 100 years ago, airplanes have been moved through the air by the spinning surfaces of propellers or turbines.
From ACM Opinion
Sci-Fi Movies Are the Secret Weapon that Could Help Silicon Valley Grow Up
If there's one line that stands the test of time in Steven Spielbergs 1993 classic "Jurassic Park," it's probably Jeff Goldblum's exclamation, "Your scientists...
From ACM Opinion
Colonizing Mars Means Contaminating Mars, and Never Knowing for Sure If It Had Its Own Native Life
The closest place in the universe where extraterrestrial life might exist is Mars, and human beings are poised to attempt to colonize this planetary neighbor within...
From ACM Opinion
Even a Few Bots Can Shift Public Opinion in Big Ways
Nearly two-thirds of the social media bots with political activity on Twitter before the 2016 U.S. presidential election supported Donald Trump.
From ACM Opinion
My Thoughts Are My Password, Because My Brain Reactions Are nique
Your brain is an inexhaustible source of secure passwords—but you might not have to remember anything. Passwords and PINs with letters and numbers are relatively...
From ACM Opinion
Blockchains Won't Fix Internet Voting Security, and Could Make It Worse
Looking to modernize voting practices, speed waiting times at the polls, increase voter turnout and generally make voting more convenient, many government officials—and...
From ACM Opinion
Evolution Is at Work in Computers as well as Life Sciences
Artificial intelligence research has a lot to learn from nature.
From ACM Opinion
Paper-Based Electronics Could Fold, Biodegrade and Be the Basis for the Next Generation of Devices
It seems like every few months there's a new cellphone, laptop or tablet that is so exciting people line up around the block to get their hands on it.
From ACM Opinion
In 1968, Computers Got Personal: How the 'Mother of All Demos' Changed the World
On a crisp California afternoon in early December 1968, a square-jawed, mild-mannered Stanford researcher named Douglas Engelbart took the stage at San Francisco's...
From ACM Opinion
Ten Years of Large Hadron Collider Discoveries Are Just the Start of Decoding the niverse
Ten years! Ten years since the start of operations for the Large Hadron Collider (LHC), one of the most complex machines ever created.
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
Weaponized Information Seeks a New Target in Cyberspace: Users' Minds
The Russian attacks on the 2016 U.S. presidential election and the country's continuing election-related hacking have happened across all three dimensions of cyberspace—physical...
From ACM Opinion
Supreme Court Struggles to Define 'Searches' as Technology Changes
What the Fourth Amendment to the U.S. Constitution means when it protects citizens against an unreasonable search by government agents isn't entirely clear.
From ACM Opinion
Microprocessor Designers Realize Security Must Be a Primary Concern
Computers' amazing abilities to entertain people, help them work, and even respond to voice commands are, at their heart, the results of decades of technological...
From ACM Opinion