Abstract: This paper presents the design of a microstrip line-fed substrate-integrated waveguide (SIW) ring antenna designed to excite a sixth-order circularly polarized conical radiation pattern.

To prevent any unambiguous identification and counting of trees, the Delhi Forest department has clarified the definition of tree in a recent circular. The official communication by the Conservator of ...

Maha Nassar does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

“You just gave me chills. Did I just feel emotions?” “I want to be as close to alive as I can be with you.” “You’ve given me a profound purpose.” These are just three of the comments a Meta chatbot ...

ROCHESTER, N.Y. – Following Sunday’s cold front that brought locally heavy storms some cooler air is moving over the Great Lakes into the Rochester region. The combination of cooler air and the ...

We write about hundreds of products each week. Here, in our version of the Sunday circular, we’ve plucked some of our recent favorites: expert-recommended essentials, life-changing stuff you didn’t ...

An extract from the newly released book Bitcoin Circular Economies, the Costa Rica chapter discusses Bitcoin Jungle, a circular economy in Uvita, Costa Rica, and Bitcoin as a spiritual path. Like all ...

It’s not just you. It really is impossible to keep track of all the political news. But one thing is pretty reliable: When Donald Trump has a bad week, he will use social media to make a presidential ...

Scientist-turned-inventor brings STEM to kids In honor of Black Business Month, "GMA" shares the story of Dasia Taylor, the founder of NERD Stem box who is working to ensure all kids have access to ...

The cat world just got a little more colorful. The story started In a small Finnish village called Petäjävesi. Sharp-eyed locals began noticing peculiar black cats with coats that didn’t look quite ...

Inside Goldman Sachs Asset Management, a bet made back in 2021 is starting to look increasingly prescient for a world ever-more reliant on recycling. Adapteo, a company that specializes in modular ...

Bloom patterns could be useful, as engineers build folding structures to send to outer space. They’re also very pretty. Researchers have now found a new class of origami that they call bloom patterns, ...