New research explores silicon nanorods in metasurfaces for polarization holographic encryption, addressing image recovery and ...

Abstract: Orbital angular momentum (OAM) has garnered significant attention due to its advantages in channel capacity. In this letter, a polarization conversion metasurface (PCM) that utilizes ...

People often blame social media algorithms that prioritize extreme content for increasing political polarization, but this effect has been difficult to prove. Only the platform owners have access to ...

Lauren Hall is a Distinguished Fellow for the Study of Liberalism and a Free Society with the Institute for Humane Studies. She was previously a Pluralism Fellow with the Mercatus Center. But things ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. Is the whole universe just a simulation?

DETROIT, MICHIGAN - NOVEMBER 10: Daniss Jenkins #24 of the Detroit Pistons takes a shot in overtime next to Kyshawn George #18 of the Washington Wizards at Little Caesars Arena on November 10, 2025 in ...

Fig. 1 Schematic of the hybrid optical meta-freeform system for real-time multi-focal planes AR display. (a) The novel AR system integrates a display screen, a multiplexing metasurface, and a freeform ...

The invention of tiny devices capable of precisely controlling the direction and behavior of light is essential to the development of advanced technologies. Researchers at the Advanced Science ...

Zeb Rocklin 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 ...

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What’s the most surefire way to achieve Civil War 2.0 in the United States? According to one wild simulation, it’s exactly what’s happening right now in Minneapolis. In October 2024, researchers at ...