Getting your first telescope should feel exciting, not frustrating. If I avoid a few common beginner mistakes, I can turn ...

Abstract: Small satellites in low Earth orbit (LEO) are typically organized as a satellite constellation. The satellite number of a LEO satellite constellation would be several hundred or even tens of ...

OptiCore is a Blender-addon to provide accurate and well-defined models of optical elements (lenses, mirrors, etc.) as well as a few selected optimechanical components (optical bench, posts). These ...

The Daily Reflector has been a vital part of the life of Greenville, Pitt County, and eastern North Carolina for more than a century. The company was founded in 1882 by David Jordan Whichard and ...

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There's a lot of confusion surrounding the law for bike lights: is a flashing light legal or does it have to be steady? And do you have to fit reflectors, too? Here, we set the facts straight. It's ...

If your goal for the new year is to show up more skilled, more efficient, and more future-ready, this offer makes it easy. The ChatGPT & Automation E-Degree is just $17.97 (MSRP $790), and it gives ...

Abstract: In this article, a novel transmission-reflection-selective metasurface (MS) is introduced to realize symmetric transmission for horizontal-polarized (x-polarized) waves but asymmetric ...

WASHINGTON — President Donald Trump’s administration will start garnishing the wages of student loan borrowers in default beginning early next year, the U.S. Education Department said Tuesday. In an ...

TOPEKA — The county involved in a small-town Kansas newspaper raid in 2023 will pay a cumulative $3 million to three journalists and a city councilor. In two of the four agreements, the Marion County ...

† Beijing National Laboratory for Molecular Sciences, State Key Laboratory of Polymer Physics and Chemistry, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China ‡ University of ...

Department of Chemistry, Georgetown University, 37th and “O” Streets NW, Washington, DC 20057-1227 Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both ...