Communications of the ACM
Python-Based Compiler Achieves Performance Speedups
The Codon compiler, from a team led by researchers from MIT CSAIL, allows developers to create new domain-specific languages … From ACM TechNewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
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Digital Forensics: From the Crime Lab to the Library
When archivists at California's Stanford University received the collected papers of the late palaeontologist Stephen Jay Gould in 2004, they knew right away they...
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Two-Hundred-Terabyte Maths Proof Is Largest Ever
Three computer scientists have announced the largest-ever mathematics proof: a file that comes in at a whopping 200 terabytes1, roughly equivalent to all the digitized...
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Illuminating Life's Building Blocks
Biophysicist Joerg Bewersdorf says that 2006 was fluorescence microscopy's annus mirabilis—a 'miraculous year' as momentous in its own way as 1905, when Albert...
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1,500 Scientists Lift the Lid on Reproducibility
More than 70% of researchers have tried and failed to reproduce another scientist's experiments, and more than half have failed to reproduce their own experiments...
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Giant Tsunamis Washed Over Ancient Mars
Some 3.4 billion years ago, giant meteoroids slammed into a frigid ocean covering Mars's northern hemisphere. The impacts kicked up enormous waves that raced across...
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Light-Controlled Genes and Neurons Poised For Clinical Trials
Every time something poked its foot, the mouse jumped in pain.
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Genome Reveals Why Giraffes Have Long Necks
Call it a tall task: researchers have decoded the genomes of the giraffe and its closest relative, the okapi.
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Computer Gleans Chemical Insight from Lab Notebook Failures
Did your experiment fail? Don't bin the data just yet—they could be useful.
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Can Artificial Intelligence Create the Next Wonder Material?
It's a strong contender for the geekiest video ever made: a close-up of a smartphone with line upon line of numbers and symbols scrolling down the screen. But when...
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The Struggle with Image Glut
As the fruit-fly larva wriggles forwards in the video, a crackle of neural activity shoots up its half-millimetre-long body.
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Software Error Doomed Japanese Hitomi Spacecraft
Japan's flagship astronomical satellite Hitomi, which launched successfully on 17 February but tumbled out of control five weeks later, may have been doomed by...
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AI Talent Grab Sparks Excitement and Concern
When Andrew Ng joined Google from Stanford University in 2011, he was among a trickle of artificial-intelligence (AI) experts in academia taking up roles in industry...
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Europe Plans Giant Billion-Euro Quantum Technologies Project
The European Commission has quietly announced plans to launch a €1-billion (US$1.13 billion) project to boost a raft of quantum technologies—from secure communication...
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Gene-Editing Hack Yields Pinpoint Precision
A painstaking re-engineering of the CRISPR gene-editing system has given researchers the ability to alter individual DNA letters efficiently in a given gene.
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Zoo of Theories Showcased in Publications on Lhc Anomaly
Hints of a new subatomic particle at the world’s most powerful atom smasher have inspired theoretical physicists to write more than 300 papers in the past four...
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First Paralysed Person to Be 'reanimated' Offers Neuroscience Insights
A quadriplegic man who has become the first person to be implanted with technology that sends signals from the brain to muscles—allowing him to regain some movement...
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Rescued Japanese Spacecraft Delivers First Results from Venus
After an unplanned five-year detour, Japan's Venus probe, Akatsuki, has come back to life with a bang.
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Measurement of Universe's Expansion Rate Creates Cosmological Puzzle
The most precise measurement ever made of the current rate of expansion of the Universe has produced a value that appears incompatible with measurements of radiation...
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Hiv Overcomes Crispr Gene-Editing Attack
HIV can defeat efforts to cripple it with CRISPR gene-editing technology, researchers say. And the very act of editing—involving snipping at the virus’s genome—may...
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