Abstract: This study presents a comprehensive mathematical model for analyzing optimum frequency hop (FH) patterns (OFHPs) derived from two-dimensional circular shifts applied to a Golomb Costas array ...

Abstract: This paper presents a two-dimensional (2D) wide-angle scanning phased array based on a pattern reconfigurable two-element subarray. The two-element subarray design method enables flexible 1D ...

The creation of artistic-pattern pendants using resin is a craft activity that involves color mixing, molding, and surface finishing to produce accessories with unique and visually appealing designs ...

Two National Guard members were shot in broad daylight on Wednesday — allegedly by an Afghan national who once assisted U.S. forces — in what officials described as a “targeted” attack just blocks ...

WASHINGTON (AP) — Two West Virginia National Guard members who deployed to the nation's capital were shot Wednesday just blocks from the White House in a brazen act of violence. FBI Director Kash ...

Upway's ambition is to create the world's largest circular mobility network, globally and in the U.S., targeting one million refurbished e-bikes by 2030. Since launch, the company has refurbished and ...

Skywatchers may be able to spot not one but two comets this October, which would give the night sky a new level of sparkle. Seeing more than one comet a month is remarkable and fairly uncommon. C/2025 ...

Comcast, Oracle and Spotify recently doubled up on top executives, a rare setup that some say could become more common. Credit...Antonio Sortino Supported by By Jordyn Holman After running Spotify for ...

In this video, learn to create a circular saw cutting guide. Ukraine reportedly agrees to U.S.-brokered peace proposal Volcano erupts for first time in 12,000 years: "Like a sudden bomb" Trump admin ...

Wrong on both counts, the folks over at Audi say. When it goes into production next year as an electric two-seater, the as yet unnamed new model (we're betting it will have E-tron in the name somehow) ...

2D-LC provides superior separation and resolution for complex biotherapeutics, addressing challenges like structural variations and post-translational modifications. Coupling 2D-LC with mass ...

A dual-SIM setup lets you use one phone to make and receive calls and texts from two numbers. It's also super convenient and can save you serious cash when traveling. We show you how to use two SIMs ...