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Communications of the ACM

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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.


Web's Random Numbers Are Too Weak, Researchers Warn
From ACM News

Web's Random Numbers Are Too Weak, Researchers Warn

A study found shortcomings in the generation of the random numbers used to scramble or encrypt data.

Facial Recognition Tool 'works in Darkness'
From ACM TechNews

Facial Recognition Tool 'works in Darkness'

A new tool can identify people in complete darkness by using their thermal signature and matching infrared images with ordinary photos.

Facial Recognition Tool 'works in Darkness'
From ACM News

Facial Recognition Tool 'works in Darkness'

Two scientists at a German university have developed a tool which recognises a person's face in complete darkness.

The Hidden Lab Where Bankcards Are Hacked
From ACM Careers

The Hidden Lab Where Bankcards Are Hacked

It couldn't get any more steampunk if it tried: a wooden robot hisses like an airbrake as a blast of compressed air shoves its arm sideways, sending a credit card...

The People 'possessed' By Computers
From ACM News

The People 'possessed' By Computers

Sophia Ben-Achour looks like a typical London student. She has short, brown hair, dancing eyes and a wide smile.

The Secret Codes of British Banknotes
From ACM News

The Secret Codes of British Banknotes

A brand-new Xerox colour photocopier had just arrived at one of Cambridge's industrial labs.

Building the Face of a Criminal from Dna
From ACM News

Building the Face of a Criminal from Dna

The face of a killer constructed from DNA left at the scene of a crime: it sounds like science fiction. But revealing the face of a criminal based on their genes...

How Will the Universe End, and Could Anything Survive?
From ACM News

How Will the Universe End, and Could Anything Survive?

Don't panic, but our planet is doomed. It's just going to take a while.

Falls of the Robots: Disaster Droids Struggle to Stay ­pright
From ACM News

Falls of the Robots: Disaster Droids Struggle to Stay ­pright

It's a scenario straight out of a Hollywood movie.

Disaster Droids Face Off in the DARPA Robotics Challenge
From ACM News

Disaster Droids Face Off in the DARPA Robotics Challenge

Final preparations are being made by 24 robotics teams about to compete for $3.5m (£2.3m) worth of prizes in a Pentagon-backed competition.

'positive Train Control' Could Have Prevented U.s. Derailment
From ACM News

'positive Train Control' Could Have Prevented U.s. Derailment

The investigation into the cause of a fatal train derailment in the U.S. city of Philadelphia this week has already yielded its first conclusion: it could have...

The Number Glitch That Can Lead to Catastrophe
From ACM News

The Number Glitch That Can Lead to Catastrophe

A surprisingly simple bug afflicts computers controlling planes, spacecraft and more; they get confused by big numbers.

What Would You See in a Black Hole?
From ACM News

What Would You See in a Black Hole?

Something about a black hole just pulls you in. Sure, its gravity is so strong that not even light can elude its grasp. But, there's something else, something harder...

U.s. Nuclear Fears Block Intel China Supercomputer Update
From ACM News

U.s. Nuclear Fears Block Intel China Supercomputer Update

The U.S. government has refused to let Intel help China update the world's biggest supercomputer.

How the Dark Web Spurs a Spying 'arms Race'
From ACM News

How the Dark Web Spurs a Spying 'arms Race'

It's a technological arms race, pure and simple.

Ted 2015: Google Boss Wants Self-Drive Cars 'for Son'
From ACM TechNews

Ted 2015: Google Boss Wants Self-Drive Cars 'for Son'

The director of Google's self-driving car project says he wants self-driving cars to be standard on roads within five years. 

Rosetta Catches Its Own Shadow
From ACM News

Rosetta Catches Its Own Shadow

The highest resolution image yet taken of Comet 67P by the Rosetta satellite has just been released.

The Paradox of Popping Back in Time
From ACM Opinion

The Paradox of Popping Back in Time

Here we go again.

Is Your Toaster a Silent Recruit in a 'thingbot' Army?
From ACM News

Is Your Toaster a Silent Recruit in a 'thingbot' Army?

All kinds of gadgets, from toasters to sprinklers, fridges to domestic heating systems, are now boasting sensors, actuators and low-powered embedded chips.

Time Lords: The Clocks That Rule Our World
From ACM News

Time Lords: The Clocks That Rule Our World

Time is money—and never was this clearer than at 09:59:59.985 Eastern Time, on 3 June 2013.
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