Communications of the ACM
Innovation Is Overrated: A Provocation
Digital innovation is not working in the interest of the whole of society. It is time to radically rethink its purpose without…
From ACM Opinion
What Will It Take For Humans to Colonize the Milky Way?
The idea that humans will eventually travel to and inhabit other parts of our galaxy was well expressed by the early Russian rocket scientist Konstantin Tsiolkovsky...
From ACM Opinion
If There Are Aliens Out There, Where Are They?
Physicist Enrico Fermi famously asked the question "Where are they?" to express his surprise over the absence of any signs for the existence of other intelligent...
From ACM Opinion
Better Than Sci-Fi
Science fiction has imagined some pretty wild ideas about the universe and our place in it.
From ACM Opinion
Oh the Places We Won't Go: Humans Will Settle Mars, and Nowhere Else
Humans will become a multi-planet species by making it to Mars, but no farther.
From ACM Opinion
Human Missions to Mars Will Look Completely Different from The Martian
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...
From ACM Opinion
Searching For Life in Martian Water Will Be Very, Very Tricky
NASA scientists announced today the best evidence yet that Mars, once thought dry, sterile and dead, may yet have life in it: Liquid water still flows on at least...
From ACM Opinion
Do We Need to Prepare For the Robot prising?
For most of my life, I've been disappointed in robots.
From ACM Opinion
sing Technology to Break the Speed Barrier of Reading
I grew up in a tiny New York City apartment, packed in alongside our four cats and my father's immense personal library of some 3000 books.
From ACM Opinion
Why Neuroscience Needs Hackers
There was a time when neuroscientists could only dream of having such a problem.
From ACM Opinion
Move Over, Siri—the Next Generation of Virtual Assistants Is Almost Here
Virtual voice-controlled assistants such as Siri, Cortana and Google Now are magical.
From ACM Opinion
Will Artificial Intelligence Surpass Our Own?
Famed science-fiction writer Fredric Brown (1906–1972) delighted in creating the shortest of short stories. "Answer," published in 1954, encapsulated a prescient...
From ACM Opinion
Does a Multiverse Fermi Paradox Disprove the Multiverse?
Having just orbited our way through another summer solstice, it feels like time to let slip some more speculative ideas before the hot days of the northern hemisphere...
From ACM Opinion
What Is the Big Secret Surrounding Stingray Surveillance?
Given the amount of mobile phone traffic that cell phone towers transmit, it is no wonder law enforcement agencies target these devices as a rich source of data...
From ACM Opinion
Will Millimeter Waves Maximize 5g Wireless?
Every decade or so since the first cellular networks appeared the companies that make mobile devices and the networks linking them have worked out new requirements...
From ACM Opinion
The Pluto Punch-Through
On July 14, 2015 NASA's New Horizons spacecraft finally reaches Pluto. But the encounter is brief.
From ACM Opinion
Building an Earth-Size Telescope, 1 Station at a Time
Imagine a trio of aerobatic aircraft. Over the years they've gotten very good at their routine. But they want to add another five or six or seven members.
From ACM Opinion
Fateful Phone Call Spawned Moore's Law
In their new book, Moore's Law: The Life of Gordon Moore, Silicon Valley's Quiet Revolutionary, authors Arnold Thackray, David C. Brock and Rachel Jones chronicle...
From ACM Opinion
The Inner Lives of Robots: An Interview with Filmmaker Alex Garland
Like self-replicating machines, robot movies are taking over Hollywood.
From ACM Opinion
Watch the First Artificial Gravity Experiment
Gravity, as the old joke goes, sucks.
From ACM Opinion