Robotics
Are drones really energy efficient? That depends on the average wind speed. An Argonne study compares drone energy usage to diesel trucks and electric vehicles and aims to help industry determine if they could save money ...
Mar 2, 2023
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50
Robotics
Over the past year, images from Ukraine have often portrayed a war resembling other conflicts from the past half-century. Russian forces deploy tanks, fighter planes, warships, amphibious vehicles and attack helicopters. ...
Feb 23, 2023
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15
Robotics
The U.S. military is intensifying its commitment to the development and use of autonomous weapons, as confirmed by an update to a Department of Defense directive. The update, released Jan. 25, 2023, is the first in a decade ...
Feb 21, 2023
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16
Consumer & Gadgets
On the edge of Tampa, bordering Pasco County, Matthew Credle prepared a drone to make deliveries from a Walmart parking lot by air.
Feb 9, 2023
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8
Robotics
Drones are operating increasingly in areas out of sight of the person controlling them. However, conventional remote controls have a limited range, which makes them unsuitable for these flights. On the other hand, simple ...
Feb 3, 2023
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189
Robotics
Ecologists are increasingly using traces of genetic material left behind by living organisms left behind in the environment, called environmental DNA (eDNA), to catalog and monitor biodiversity. Based on these DNA traces, ...
Jan 18, 2023
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27
Consumer & Gadgets
When Cheddi Skeete joined Amazon's delivery drone project, it didn't take long before he noticed some things were awry.
Jan 17, 2023
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23
Robotics
Birds fly more efficiently by folding their wings during the upstroke, according to a recent study led by Lund University in Sweden. The results could mean that wing-folding is the next step in increasing the propulsive and ...
Jan 13, 2023
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1002
Robotics
The Five-hundred-meter Aperture Spherical radio Telescope (FAST), also known as the China Sky Eye, is the world's largest single-dish radio telescope. Its reflector is a partial sphere of radius R=300 m. The planar partial ...
Jan 13, 2023
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57
Engineering
Deployed on a scale never seen before to carry out both surveillance and strikes, drones ranging from small commercially-available models to larger aircraft have become a defining feature of the Ukraine conflict.
Jan 13, 2023
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