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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.


Martian Dust Storm Grows Global; Curiosity Captures Photos of Thickening Haze
From ACM News

Martian Dust Storm Grows Global; Curiosity Captures Photos of Thickening Haze

A storm of tiny dust particles has engulfed much of Mars over the last two weeks and prompted NASA's Opportunity rover to suspend science operations.

Astronomers See Distant Eruption as Black Hole Destroys Star
From ACM News

Astronomers See Distant Eruption as Black Hole Destroys Star

For the first time, astronomers have directly imaged the formation and expansion of a fast-moving jet of material ejected when the powerful gravity of a supermassive...

Ramp-­p in Antarctic Ice Loss Speeds Sea Level Rise
From ACM News

Ramp-­p in Antarctic Ice Loss Speeds Sea Level Rise

Ice losses from Antarctica have tripled since 2012, increasing global sea levels by 0.12 inch (3 millimeters) in that timeframe alone, according to a major new...

Opportunity Hunkers Down During Dust Storm
From ACM News

Opportunity Hunkers Down During Dust Storm

NASA engineers received a transmission from Opportunity on Sunday morning, a positive sign despite the worsening dust storm.

NASA Finds Ancient Organic Material, Mysterious Methane on Mars
From ACM News

NASA Finds Ancient Organic Material, Mysterious Methane on Mars

NASA's Curiosity rover has found new evidence preserved in rocks on Mars that suggests the planet could have supported ancient life, as well as new evidence in...

Mars Curiosity's Labs Are Back in Action
From ACM News

Mars Curiosity's Labs Are Back in Action

NASA's Curiosity rover is analyzing drilled samples on Mars in one of its onboard labs for the first time in more than a year.

Dawn Mission: New Orbit, New Opportunities
From ACM News

Dawn Mission: New Orbit, New Opportunities

NASA's Dawn spacecraft is maneuvering to its lowest-ever orbit for a close-up examination of the inner solar system's only dwarf planet.

Take a Virtual Trip to a Strange New World with NASA
From ACM News

Take a Virtual Trip to a Strange New World with NASA

Are you looking for an exotic destination to visit this summer? Why not take a virtual trip to an Earth-size planet beyond our solar system with NASA's interactive ...

Drilling Success: Curiosity is Collecting Mars Rocks
From ACM News

Drilling Success: Curiosity is Collecting Mars Rocks

Engineers working with NASA's Curiosity Mars rover have been hard at work testing a new way for the rover to drill rocks and extract powder from them.

Old Data Reveal New Evidence of Europa Plumes
From ACM News

Old Data Reveal New Evidence of Europa Plumes

Scientists re-examining data from an old mission bring new insights to the tantalizing question of whether Jupiter's moon Europa has the ingredients to support...

Mars Helicopter to Fly on NASA's Next Red Planet Rover Mission
From ACM News

Mars Helicopter to Fly on NASA's Next Red Planet Rover Mission

NASA is sending a helicopter to Mars.

GRACE-FO: Cracking a Cold Case
From ACM News

GRACE-FO: Cracking a Cold Case

Reports of the rapidly melting West Antarctic ice sheet often refer to how much the melting could add to global sea levels—as if meltwater raises the ocean evenly...

NASA's Juno Mission Provides Infrared Tour of Jupiter's North Pole
From ACM News

NASA's Juno Mission Provides Infrared Tour of Jupiter's North Pole

Scientists working on NASA's Juno mission to Jupiter shared a 3-D infrared movie depicting densely packed cyclones and anticyclones that permeate the planet's polar...

Hubble ­ncovers the Farthest Star Ever Seen
From ACM News

Hubble ­ncovers the Farthest Star Ever Seen

More than halfway across the universe, an enormous blue star nicknamed Icarus is the farthest individual star ever seen.

'Marsquakes' Could Shake ­p Planetary Science
From ACM News

'Marsquakes' Could Shake ­p Planetary Science

Starting next year, scientists will get their first look deep below the surface of Mars.

Kepler Beyond Planets: Finding Exploding Stars
From ACM News

Kepler Beyond Planets: Finding Exploding Stars

Astronomer Ed Shaya was in his office looking at data from NASA's Kepler space telescope in 2012 when he noticed something unusual: The light from a galaxy had...

Mars Curiosity Celebrates Sol 2,000
From ACM News

Mars Curiosity Celebrates Sol 2,000

NASA's Mars Curiosity rover just hit a new milestone: its two-thousandth Martian day, or sol, on the Red Planet. An image mosaic taken by the rover in January offers...

NASA Dawn Reveals Recent Changes in Ceres' Surface
From ACM News

NASA Dawn Reveals Recent Changes in Ceres' Surface

Observations of Ceres have detected recent variations in its surface, revealing that the only dwarf planet in the inner solar system is a dynamic body that continues...

NASA Juno finds Jupiter's Jet-Streams Are ­nearthly
From ACM News

NASA Juno finds Jupiter's Jet-Streams Are ­nearthly

Data collected by NASA's Juno mission to Jupiter indicate that the atmospheric winds of the gas-giant planet run deep into its atmosphere and last longer than similar...

Curiosity Tests a New Way to Drill on Mars
From ACM News

Curiosity Tests a New Way to Drill on Mars

NASA's Mars Curiosity rover has conducted the first test of a new drilling technique on the Red Planet since its drill stopped working reliably.
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