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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.


Corkscrew-Shaped Robot Swims Through Blood Vessels to Clear Blockages
From ACM TechNews

Corkscrew-Shaped Robot Swims Through Blood Vessels to Clear Blockages

Researchers at the Chinese University of Hong Kong have developed a corkscrew-shaped microrobot that can swim through blood vessels and help drugs unblock clots...

Overloaded Memory Chips Generate Truly Random Numbers for Encryption
From ACM TechNews

Overloaded Memory Chips Generate Truly Random Numbers for Encryption

Generating truly random numbers for cryptographic algorithms could become possible through Nisa Bostanci and colleagues at Turkey's TOBB University of Economics...

Robotic Hand Can Crush Beer Cans, Hold Eggs Without Breaking Them
From ACM TechNews

Robotic Hand Can Crush Beer Cans, Hold Eggs Without Breaking Them

Researchers at South Korea's Ajou University have built a highly dexterous robotic hand that can handle eggs gently, pour drinks, and crush aluminum cans.

3D-Printed 'Living Ink' Full of Microbes Can Release Drugs
From ACM TechNews

3D-Printed 'Living Ink' Full of Microbes Can Release Drugs

A “living ink” made entirely from bacterial cells can be used in a three-dimensional printer to create structures that discharge drugs or absorb toxins.

Robots Can Use Their Own Whirring to Echolocate, Avoid Collisions
From ACM TechNews

Robots Can Use Their Own Whirring to Echolocate, Avoid Collisions

Robots can navigate and avoid collisions using the sounds they produce through echolocation as bats do.

Smart Scheduling for Big Computing Tasks Cuts Emissions Up to a Third
From ACM TechNews

Smart Scheduling for Big Computing Tasks Cuts Emissions Up to a Third

Researchers found that shifting large computing jobs to nights or weekends can lower carbon emissions from datacenters by as much as a third.

Quantum Supremacy Achieved by More Complex Quantum Computer
From ACM TechNews

Quantum Supremacy Achieved by More Complex Quantum Computer

A quantum computer completed a calculation in 4.2 hours that would have taken a classical system thousands of years.

Quantum Computer Helps Design Better Quantum Computer
From ACM TechNews

Quantum Computer Helps Design Better Quantum Computer

Researchers at the University of Science and Technology of China in Shanghai used a quantum computer to design a quantum bit that could power better quantum systems...

City-Wide Quantum Data Network in China Is Largest Ever Built
From ACM TechNews

City-Wide Quantum Data Network in China Is Largest Ever Built

China has been running a city-wide quantum communications network in Hefei, the largest quantum network demonstration built to date, for almost three years.

One-Legged Robot Hops About as Researchers Try Knocking It Over
From ACM TechNews

One-Legged Robot Hops About as Researchers Try Knocking It Over

The one-legged TTI Hopper robot can stand, hop, and maintain balance on sloping or unsteady surfaces.

Snake-Like Robot Could Explore Saturn's Icy Moon Enceladus
From ACM TechNews

Snake-Like Robot Could Explore Saturn's Icy Moon Enceladus

Researchers have developed a snake-like robot that could facilitate exploration of the interior of Saturn's icy moon Enceladus.

Why Self-Driving Cars Could be Going the Way of the Jetpack
From ACM News

Why Self-Driving Cars Could be Going the Way of the Jetpack

Some observers say the dream of fully autonomous vehicles is a mirage: creating robot vehicles able to tackle any kind of road or traffic situation is just too...

Dubai Police Will Use Citywide Network of Drones to Respond to Crime
From ACM TechNews

Dubai Police Will Use Citywide Network of Drones to Respond to Crime

Dubai is creating a network of pre-positioned drone bases so police can respond to incidents with drones anywhere in the city within a minute.

Water-Powered Robotic Hand Can Play Super Mario Bros
From ACM TechNews

Water-Powered Robotic Hand Can Play Super Mario Bros

University of Maryland researchers used three-dimensional printing to produce a water-controlled robotic hand capable of completing the first level of the computer...

 Google Demonstrates Vital Step towards Large-scale Quantum Computers
From ACM News

Google Demonstrates Vital Step towards Large-scale Quantum Computers

Said Peter Knight at Imperial College London, "Without this advance, you will still have uncertainty about whether the roadmap towards fault tolerance was feasible...

China Beats Google to Claim the World's Most Powerful Quantum Computer
From ACM TechNews

China Beats Google to Claim the World's Most Powerful Quantum Computer

Chinese researchers have demonstrated the world's most powerful quantum computer, displacing Google's Sycamore processor as the holder of quantum supremacy.

Meteorite-Hunting Drones Could Help Find Freshly Fallen Space Rocks
From ACM TechNews

Meteorite-Hunting Drones Could Help Find Freshly Fallen Space Rocks

A team of scientists used drones and machine learning to try to find just-landed meteorites.

Autonomous Walking Excavator Can Build Walls, Dig Trenches
From ACM TechNews

Autonomous Walking Excavator Can Build Walls, Dig Trenches

A walking construction vehicle can operate autonomously on rough terrain, thanks to a team of Swiss-German engineers.

U.S. Army Scientists Create Formula for the Perfect Walking Robot
From ACM TechNews

U.S. Army Scientists Create Formula for the Perfect Walking Robot

U.S. Army Research Laboratory scientists have determined that current legged robots could be far more efficient.

Quantum Memory Crystals Are a Step Towards Futuristic Internet
From ACM TechNews

Quantum Memory Crystals Are a Step Towards Futuristic Internet

Researchers at Spain's Institute of Photonic Sciences have taken a step toward a secure quantum Internet by using crystals to execute quantum teleportation of information...
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