Communications of the ACM
What Would the Chatbot Say?
Seeking to explain the unanticipated abilities of large language models.
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.
From ACM News
Tiny U.s. Region Is Methane 'hot Spot,' Nasa Finds
One small "hot spot" in the U.S. Southwest is responsible for producing the largest concentration of the greenhouse gas methane seen over the United States—more...
From ACM News
Nasa's Nustar Telescope Discovers Shockingly Bright Dead Star
Astronomers have found a pulsating, dead star beaming with the energy of about 10 million suns. This is the brightest pulsar—a dense stellar remnant left over from...
From ACM News
Striking View of Saturn's Polar 'Hexagon'
Nature is often more complex and wonderful than it first appears. For example, although it looks like a simple hexagon, this feature surrounding Saturn's north...
From ACM News
Rosetta Comet Fires Its Jets
The four images that make up a new montage of comet 67P/Churyumov-Gerasimenko were taken on September 26, 2014 by the European Space Agency's Rosetta spacecraft...
From ACM News
Nasa Mission Points to Origin of 'ocean of Storms' on Earth's Moon
Using data from NASA's Gravity Recovery and Interior Laboratory (GRAIL), mission scientists have solved a lunar mystery almost as old as the moon itself.
From ACM News
Nasa's Newest Mars Mission Spacecraft Enters Orbit Around Red Planet
NASA's Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft successfully entered Mars' orbit at 7:24 p.m. PDT (10:24 p.m. EDT) Sunday, Sept. 21, where it now...
From ACM News
Dawn Operating Normally After Safe Mode Triggered
The Dawn spacecraft has resumed normal ion thrusting after the thrusting unexpectedly stopped and the spacecraft entered safe mode on September 11.
From ACM News
Nasa's Mars Curiosity Rover Arrives at Martian Mountain
NASA's Mars Curiosity rover has reached the Red Planet's Mount Sharp, a Mount-Rainier-size mountain at the center of the vast Gale Crater and the rover mission's...
From ACM News
NASA Instrument on Rosetta: First Science Results
A NASA instrument aboard the European Space Agency's Rosetta orbiter has successfully made its first delivery of science data from comet 67P/Churyumov-Gerasimenko...
From ACM News
Memory Reformat Planned For Opportunity Mars Rover
An increasing frequency of computer resets on NASA's Mars Exploration Rover Opportunity has prompted the rover team to make plans to reformat the rover's flash...
From ACM News
Nasa Telescopes ncover Early Construction of Giant Galaxy
Astronomers have for the first time caught a glimpse of the earliest stages of massive galaxy construction.
From ACM News
Nasa Pluto-Bound Spacecraft Crosses Neptune's Orbit
NASA's Pluto-bound New Horizons spacecraft has traversed the orbit of Neptune. This is its last major crossing en route to becoming the first probe to make a close...
From ACM TechNews
Meet the 'swarmies'--Robotics Answer to Bugs
Researchers are developing software that instructs small, wheeled robots to work together in searching an area for a particular material.
From ACM News
Voyager Map Details Neptune's Strange Moon Triton
NASA's Voyager 2 spacecraft gave humanity its first close-up look at Neptune and its moon Triton in the summer of 1989.
From ACM News
As Seen By Rosetta: Comet Surface Variations
A new image of comet 67P/Churyumov-Gerasimenko shows the diversity of surface structures on the comet's nucleus.
From ACM News
Tall Boulder Rolls Down Martian Hill, Lands Upright
A track about one-third of a mile (500 meters) long on Mars shows where an irregularly shaped boulder careened downhill to its current upright position, seen in...
From ACM News
Cassini Prepares For Its Biggest Remaining Burn
NASA's Cassini spacecraft will execute the largest planned maneuver of the spacecraft's remaining mission on Saturday, Aug. 9. The maneuver will target Cassini...
From ACM News
Nasa Mars Rover Curiosity Nears Mountain-Base Outcrop
As it approaches the second anniversary of its landing on Mars, NASA's Curiosity rover is also approaching its first close look at bedrock that is part of Mount...
From ACM News
Nasa Announces Mars 2020 Rover Payload to Explore the Red Planet as Never Before
The next rover NASA will send to Mars in 2020 will carry seven carefully selected instruments to conduct unprecedented science and exploration technology investigations...
From ACM News