Communications of the ACM
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From ACM NewsAn 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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Billions and Billions of Planets
Look up at the night sky and you'll see stars, sure. But the sky is also filled with planets—billions and billions of them at least.
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Cassini Instrument Learns New Tricks
For seven years, a mini-fridge-sized instrument aboard NASA's Cassini spacecraft reliably investigated weather patterns swirling around Saturn; the hydrocarbon...
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Nasa Voyager 1 Encounters New Region in Deep Space
NASA's Voyager 1 spacecraft has entered a new region at the far reaches of our solar system that scientists feel is the final area the spacecraft has to cross before...
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Nasa Mars Rover Fully Analyzes First Soil Samples
NASA's Mars Curiosity rover has used its full array of instruments to analyze Martian soil for the first time, and found a complex chemistry within the Martian...
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What Goes Down Must Come Back Up
For most of the past two decades, the NASA and European Topex/Poseidon, Jason-1 and Jason-2 satellites have tracked the gradual rise of the world's ocean in response...
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NASA Observatories Find Most Distant Galaxy Candidate
By combining the power of NASA's Hubble and Spitzer space telescopes and one of nature's own natural "zoom lenses" in space, astronomers have set a new record for...
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Climate Likely to Be on Hotter Side of Projections
A new NASA-funded study by the National Center for Atmospheric Research, Boulder, Colo., finds climate model projections that show a greater rise in global temperature...
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Nasa's Spitzer Sees Light of Lonesome Stars
A new study using data from NASA's Spitzer Space Telescope suggests a cause for the mysterious glow of infrared light seen across the entire sky.
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Mars Soil Sample Delivered for Analysis Inside Rover
NASA's Mars rover Curiosity has ingested its first solid sample into an analytical instrument inside the rover, a capability at the core of the two-year mission...
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What's Baking on Titan?
Radar images from NASA's Cassini spacecraft reveal some new curiosities on the surface of Saturn's mysterious moon Titan, including a nearly circular feature that...
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Bounce, Skid, Wobble: How Huygens Landed on Titan
The European Space Agency's Huygens probe, ferried to Saturn's moon Titan by NASA's Cassini spacecraft, bounced, slid and wobbled its way to rest in the 10 seconds...
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NASA Mars Curiosity Rover Prepares to Study Martian Soil
NASA's Curiosity rover is in a position on Mars where scientists and engineers can begin preparing the rover to take its first scoop of soil for analysis.
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Nasa's Infrared Observatory Measures Expansion of Universe
Astronomers using NASA's Spitzer Space Telescope have announced the most precise measurement yet of the Hubble constant, or the rate at which our universe is stretching...
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Nasa Rover Finds Old Streambed on Martian Surface
NASA's Curiosity rover mission has found evidence a stream once ran vigorously across the area on Mars where the rover is driving.
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Hubble Goes to the Extreme to Assemble Farthest-Ever View of the niverse
Like photographers assembling a portfolio of best shots, astronomers have assembled a new, improved portrait of mankind's deepest-ever view of the universe.
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Curiosity Finishes Close Inspection of Rock Target
NASA's rover Curiosity touched a Martian rock with its robotic arm for the first time on Sept. 22, assessing what chemical elements are in the rock called "Jake...
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Mars Rover Curiosity Arm Tests Nearly Complete
NASA's Mars Curiosity team has almost finished robotic arm tests in preparation for the rover to touch and examine its first Martian rock.
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Vesta in Dawn's Rear View Mirror
NASA's Dawn mission is releasing two parting views of the giant asteroid Vesta, using images that were among the last taken by the spacecraft as it departed its...
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Calibration Target For Curiosity's Arm Camera
This view of the calibration target for the Mars Hand Lens Imager (MAHLI) aboard NASA's Mars rover Curiosity combines two images taken by that camera during the...
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