Abstract: A bidirectional multibeam transmit-reflect-array (TRA) antenna has been proposed for the space–air–ground–sea integrated network (SAGSIN). The TRA consists of alternating transmission ...

Learn how to install a third garage ceiling light without cutting or removing drywall. Step-by-step DIY tutorial for wiring safely and efficiently, perfect for any home improvement project. #DIYWiring ...

What is the Easy Markdown Editor? A drop-in JavaScript text area replacement for writing beautiful and understandable Markdown. EasyMDE allows users who may be less experienced with Markdown to use ...

The US National Park Service (NPS) is removing Martin Luther King Jr Day and Juneteenth from its list of fee-free entrance days. The move is part of President Donald Trump's "modernisation" of the ...