Abstract: Typically, synthetic aperture radar (SAR) uses linear frequency modulation (LFM) signal to acquire high-resolution images, requiring spectral windowing to suppress sidelobes while ...

The tinySA is a compact, low-cost handheld spectrum analyzer and RF signal generator designed for hobbyists, radio amateurs, educators, and engineers. It comes in three different variants and can be ...

WASHINGTON – A Pentagon watchdog found that Defense Secretary Pete Hegseth risked the safety of American troops and their mission when he discussed a covert military operation in Yemen over the ...

Secretary of Defense Pete Hegseth risked compromising sensitive military information, which could have endangered American troops and mission objectives, when he used Signal in March of this year to ...

Emily Long is a freelance writer based in Salt Lake City. After graduating from Duke University, she spent several years reporting on the federal workforce for Government Executive, a publication of ...

The "Wow!" signal has been etched with a red marker in the memory of advocates for the search for extraterrestrial intelligence (SETI) since its unveiling in 1977. To this day, it remains one of the ...

Never run out of stone again! 🪨💡 In this survival-friendly tutorial, you’ll learn how to build a stone farm in Minecraft — also known as an automatic cobblestone generator. Using Redstone, pistons, ...

This project is a complete machine learning-driven trading strategy powered by OpenBB, Streamlit, and scikit-learn. It uses historical stock data to generate trading signals based on technical ...

Text to image AI art generator apps are in high demand! So today I show you how to use Playground AI, with a Playground AI demo prompt tutorial. It's 100% free and is really easy to use. You are ...

Waltz was at the center of the Signal chat about a strike on Houthis in Yemen. President Donald Trump's former national security adviser Mike Waltz was photographed using Signal during a Cabinet ...

The war plans group chat uncovered by a journalist at The Atlantic exposed some daylight between Vice President Vance and others in the administration, showing Vance’s hesitance about launching a ...

A secure chat app for the privacy-conscious—Signal empowers users, but it’s no substitute for classified communication protocols. If you’re keeping an eye on cybersecurity — or, frankly, the news ...