In this article, we explore the best AR drawing apps that help you create your first solid artwork—even if you’ve never held a professional pencil before.

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Artist Emma Majury demonstrates some basic artistic techniques in the realms of drawing, painting, photography, printing, collage, and sculpture. Quentin Blake’s Box of Treasures – Live Lesson Join us ...

A Model Context Protocol (MCP) server that facilitates structured, progressive thinking through defined stages. This tool helps break down complex problems into sequential thoughts, track the ...

Abstract: A 1.3–4-GHz quadrature-phase digital delay-locked loop (DDLL) with sequential delay control and a reconfigurable delay line is designed using a 28 nm CMOS process. The time resolution of the ...

Within each content area, there are one or more tutorials. Each tutorial consists of lessons. Each lesson should be a page detailing the concept being taught, along with sample code. Lesson and page ...

January 5, 2026 • D.C. police officers experienced some of the most intense violence during the attack on the U.S. Capitol on Jan. 6, 2021. We sat down with two of them to rewatch their body camera ...

In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...