Abstract: This article presents an innovative geometric calibration mode for a linear array camera used in the Jilin-1 satellite. Changing the camera from observing the ground to observing space and ...
Abstract: This article presents a scattering suppression technique for compact and low-profile linear antenna arrays. Periodic characteristic mode analysis (PCMA) is implemented to reveal the ...
Sanjay Nekkanti on Dhruva Space’s 13-year journey from a rejected pitch to building the essential hardware powering India’s ...
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Build a DIY mobile drill press stand
Expert DIYer April Wilkerson builds a DIY mobile drill press stand for better flexibility and shop workflow. GOP members face backlash after defying Trump Shocking bodycam video shows Ohio shoplifting ...
In a groundbreaking move, ISRO is gearing up to launch the BlueBird Block-2 satellite on December 24, 2025, marking a historic venture in global telecommunications. The mission is part of a commercial ...
Rocket Lab (RKLB) jumped after President Trump signed an executive order targeting a 2028 moon landing and permanent lunar outpost by 2030. Rocket Lab completed its 20th Electron launch of 2025 ahead ...
The giant confinement building encapsulating the Chornobyl nuclear reactor that exploded nearly 40 years ago is smooth and curved—built with scientific precision. Installed in 2016, the structure was ...
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