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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.


Rover Arm Delivers Rock Powder Sample
From ACM News

Rover Arm Delivers Rock Powder Sample

NASA's Curiosity Mars rover used its robotic arm Wednesday, March 11, to sieve and deliver a rock-powder sample to an onboard instrument. The sample was collected...

On Pi Day, How Scientists Use This Number
From ACM Careers

On Pi Day, How Scientists Use This Number

If you like numbers, you will love March 14, 2015.

Spacecraft Data Suggest Saturn Moon's Ocean May Harbor Hydrothermal Activity
From ACM News

Spacecraft Data Suggest Saturn Moon's Ocean May Harbor Hydrothermal Activity

NASA's Cassini spacecraft has provided scientists the first clear evidence that Saturn's moon Enceladus exhibits signs of present-day hydrothermal activity which...

Use of Rover Arm Expected to Resume in a Few Days
From ACM News

Use of Rover Arm Expected to Resume in a Few Days

Managers of NASA's Curiosity Mars rover mission expect to approve resumption of rover arm movements as early as next week while continuing analysis of what appears...

Nasa Spacecraft Becomes First to Orbit a Dwarf Planet
From ACM News

Nasa Spacecraft Becomes First to Orbit a Dwarf Planet

NASA's Dawn spacecraft has become the first mission to achieve orbit around a dwarf planet.

Rover Examining Odd Mars Rocks at Valley Overlook
From ACM News

Rover Examining Odd Mars Rocks at Valley Overlook

NASA's Mars Exploration Rover Opportunity climbed last month to an overlook for surveying "Marathon Valley," a science destination chosen because spectrometer observations...

Testing to Diagnose Power Event in Mars Rover
From ACM News

Testing to Diagnose Power Event in Mars Rover

NASA's Curiosity Mars rover is expected to remain stationary for several days of engineering analysis following an onboard fault-protection action on Feb. 27 that...

Nasa Spacecraft Nears Historic Dwarf Planet Arrival
From ACM News

Nasa Spacecraft Nears Historic Dwarf Planet Arrival

NASA's Dawn spacecraft has returned new images captured on approach to its historic orbit insertion at the dwarf planet Ceres.

Study of Atmospheric 'froth' May Help Gps Communications
From ACM News

Study of Atmospheric 'froth' May Help Gps Communications

When you don't know how to get to an unfamiliar place, you probably rely on a smart phone or other device with a Global Positioning System (GPS) module for guidance...

Nasa's Curiosity Mars Rover Drills at 'telegraph Peak'
From ACM News

Nasa's Curiosity Mars Rover Drills at 'telegraph Peak'

NASA's Curiosity Mars rover used its drill on Tuesday, Feb. 24 to collect sample powder from inside a rock target called "Telegraph Peak." The target sits in the...

Dawn Captures Sharper Images of Ceres
From ACM News

Dawn Captures Sharper Images of Ceres

Craters and mysterious bright spots are beginning to pop out in the latest images of Ceres from NASA's Dawn spacecraft.

Why Comets Are Like Deep Fried Ice Cream
From ACM News

Why Comets Are Like Deep Fried Ice Cream

Astronomers tinkering with ice and organics in the lab may have discovered why comets are encased in a hard, outer crust.

Nasa Spacecraft Completes 40,000 Mars Orbits
From ACM News

Nasa Spacecraft Completes 40,000 Mars Orbits

NASA's Mars Reconnaissance Orbiter passed a mission milestone of 40,000 orbits on Feb. 7, 2015, in its ninth year of returning information about the atmosphere,...

NASA's Curiosity Analyzing Sample of Martian Mountain
From ACM News

NASA's Curiosity Analyzing Sample of Martian Mountain

The second bite of a Martian mountain taken by NASA's Curiosity Mars rover hints at long-ago effects of water that was more acidic than any evidenced in the rover's...

Planck Mission Explores the History of Our Universe
From ACM News

Planck Mission Explores the History of Our Universe

Hot gas, dust and magnetic fields mingle in a colorful swirl in this new map of our Milky Way galaxy.

Gullies on Vesta Suggest Past Water-Mobilized Flows
From ACM News

Gullies on Vesta Suggest Past Water-Mobilized Flows

Protoplanet Vesta, visited by NASA's Dawn spacecraft from 2011 to 2013, was once thought to be completely dry, incapable of retaining water because of the low temperatures...

Hilltop Panorama Marks Mars Rover's 11th Anniversary
From ACM News

Hilltop Panorama Marks Mars Rover's 11th Anniversary

A panorama from one of the highest elevations that NASA's Mars Exploration Rover Opportunity has reached in its 11 years on Mars includes the U.S. flag at the summit...

Nasa, Microsoft Collaboration Will Allow Scientists to 'work on Mars'
From ACM News

Nasa, Microsoft Collaboration Will Allow Scientists to 'work on Mars'

NASA and Microsoft have teamed up to develop software called OnSight, a new technology that will enable scientists to work virtually on Mars using wearable technology...

Telescope to Seek Dust Where Other Earths May Lie
From ACM News

Telescope to Seek Dust Where Other Earths May Lie

The NASA-funded Large Binocular Telescope Interferometer, or LBTI, has completed its first study of dust in the "habitable zone" around a star, opening a new door...

Dawn Delivers New Image of Ceres
From ACM News

Dawn Delivers New Image of Ceres

As NASA's Dawn spacecraft closes in on Ceres, new images show the dwarf planet at 27 pixels across, about three times better than the calibration images taken in...
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