Meander lines are promising slow-wave structures (SWSs) for millimeter-wave traveling-wave tubes (TWTs) due to low-cost manufacture, low-voltage operation, and high interaction impedance. However, ...

US heat wave exposes infrastructure, health vulnerabilities – and it’s not quite over yet By CNN Newsource Published June 25, 2025 9:15 AM ...

WHDH By Mary Gilbert, CNN Meteorologist (CNN) — A long-lasting extreme heat wave is reaching its dangerous crescendo Tuesday, likely bringing the hottest day in a decade to some major East Coast ...

CNN By Mary Gilbert, CNN Meteorologist (CNN) — A long-lasting extreme heat wave is reaching its dangerous crescendo Tuesday, likely bringing the hottest day in a decade to some major East Coast ...

The India Meteorological Department (IMD) has issued a yellow alert for four districts, Malappuram, Kozhikode, Kannur, and Kasaragod, for Monday, warning of the possibility of isolated heavy rain. The ...

ROCHESTER, N.Y. – In addition to the Yellow Alert for a possible overnight severe storm, the First Alert Weather team has issued a Yellow Alert for Sunday through Tuesday due to extreme heat ...

Nike delays the release of its new activewear line with Kim Kardashian Amy Sussman/Getty Images via CNN Newsource Nike's new activewear collection with Kim Kardashian has been delayed.

A Goubau-line leaky-wave antenna (LWA) with a large scanning angle is presented in this letter. In contrast to the conventional Goubau-line leaky wave with a small scanning angle range, this letter ...

Short hike, nice ramp, great line and a cold beer in the village after jump. Next To Trump, Carney Opens G7 Summit With Warning Check Your Freezer—Popular Ice Cream Recalled Due To Potentially ...

0 0 This article was originally published with the title “Wave Line Theory in Ships” in Scientific American Magazine Vol. 7 No. 39 (June 1852), p. 307 doi:10.1038/scientificamerican06121852-307a ...

Large-size monodisperse silica microspheres are important lightweight and highly efficient wave-transparent filling materials. However, the monodispersity will more or less deteriorate with increasing ...