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An edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.


Your Digital Trail: Does The Fourth Amendment Protect Us?
From ACM News

Your Digital Trail: Does The Fourth Amendment Protect Us?

Science fiction writers have fantasized for years about the government monitoring everything we do.

A Digital Copy of the ­niverse, Encrypted
From ACM News

A Digital Copy of the ­niverse, Encrypted

Even as he installed the landmark camera that would capture the first convincing evidence of dark energy in the 1990s, Tony Tyson, an experimental cosmologist now...

As F.b.i. Pursued Snowden, an E-Mail Service Stood Firm
From ACM News

As F.b.i. Pursued Snowden, an E-Mail Service Stood Firm

One day last May, Ladar Levison returned home to find an F.B.I. agent's business card on his Dallas doorstep.

Quantum Computer Passes Math Test, But Doesn't Answer the Big Question
From ACM News

Quantum Computer Passes Math Test, But Doesn't Answer the Big Question

Is the world's first commercial quantum computer the real deal or not?

Imagining Data Without Division
From ACM News

Imagining Data Without Division

Seven years ago, when David Schimel was asked to design an ambitious data project called the National Ecological Observatory Network, it was little more than a...

Quantum Computers Check Each Other’s Work
From ACM TechNews

Quantum Computers Check Each Other’s Work

A new strategy for verifying the solutions of quantum computers relies on a blind quantum computing technique. 

Your Digital Trail, And How It Can Be ­sed Against You
From ACM News

Your Digital Trail, And How It Can Be ­sed Against You

While the collection of private information by the National Security Agency is under scrutiny worldwide, a remarkable amount of your digital trail is also available...

Nsa Chief Defends Collecting Americans' Data
From ACM Opinion

Nsa Chief Defends Collecting Americans' Data

The head of the National Security Agency delivered a vigorous defense Wednesday of his agency's collection of Americans' phone records for counterterrorism purposes...

Ctrl-Alt-Delete Defenders Tell Bill Gates It Wasn't A Mistake
From ACM News

Ctrl-Alt-Delete Defenders Tell Bill Gates It Wasn't A Mistake

The news that Microsoft co-founder Bill Gates now says it was a mistake to long ago force Windows PC users to type "Ctrl-Alt-Delete" at start-up is getting tons...

Supercomputing Enables Climate Time Machine
From ACM TechNews

Supercomputing Enables Climate Time Machine

Climate models are improving with each generation of supercomputer, enabling more precise predictions of extreme weather events. 

Google Introduces New 'hummingbird' Search Algorithm
From ACM News

Google Introduces New 'hummingbird' Search Algorithm

Google Inc has overhauled its search algorithm, the foundation of the Internet's dominant search engine, to better cope with the longer, more complex queries it...

Why Space Telescope Mirror Is Most Complex Ever Built
From ACM News

Why Space Telescope Mirror Is Most Complex Ever Built

"You will not be touching anything."

Tuning In to Graphene
From Communications of the ACM

Tuning In to Graphene

New ultra-fast wireless antennas may be on the way, but don't throw away your old wireless router just yet.

Making the Internet Safe For Gadgets
From Communications of the ACM

Making the Internet Safe For Gadgets

Initiatives favor direct connections, named resources, and cryptography.

Stanford Engineers Build First Computer Based on Carbon Nanotube Technology
From ACM TechNews

Stanford Engineers Build First Computer Based on Carbon Nanotube Technology

A team from Stanford University has built a basic computer using carbon nanotubes. 

Bold Idea For 'big Data'
From ACM TechNews

Bold Idea For 'big Data'

Researchers are working to develop a customized, energy-efficient optical network that can feed massive amounts of data into Rice University supercomputers.

How Engineers Revamped Spitzer to Probe Exoplanets
From ACM News

How Engineers Revamped Spitzer to Probe Exoplanets

Now approaching its 10th anniversary, NASA's Spitzer Space Telescope has evolved into a premier observatory for an endeavor not envisioned in its original design...

Interstellar 8-Track: How Voyager's Vintage Tech Keeps Running
From ACM News

Interstellar 8-Track: How Voyager's Vintage Tech Keeps Running

NASA's Voyager 1 spacecraft has gone interstellar.

Ella Gale: Building a Neuromorphic (brainlike) Computer
From ACM TechNews

Ella Gale: Building a Neuromorphic (brainlike) Computer

Ella Gale, one of the young researchers attending the 1st Heidelberg Laureate Forum in Germany, says her interest is unconventional computing. 

Special Feature: Five Questions for Berkeley Lab's CRD Director
From ACM TechNews

Special Feature: Five Questions for Berkeley Lab's CRD Director

Lawrence Berkeley National Laboratory Computational Research Division director David Brown says applied mathematics helps supercomputers solve scientific problems...
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