Abstract: The intelligent reflecting surface (IRS) has been widely applied in covert communications to hide the transmission behavior. However, the existing IRS relies on grid/battery power for its ...

Abstract: This paper investigates the covert communication network assisted by the multi-antenna relay, by taking into account two typical scenarios of eavesdropping channel state information (ECSI).

From bombing to covert spy missions, 5 operations that define MiG-21’s 6-decade flight with IAF A deal with the Soviet Union was signed in 1962 and the first batch of eight pilots trained at Lugvoya ...

Gloria Ann Covert, 84, a longtime area resident, passed away at her home in Millerton, NY on Wednesday, September 17, 2025. Mrs. Covert had a lengthy career in the casino and gaming industry as a pit ...

Hypnosis is defined by the experts as a state of consciousness involving focused attention and reduced peripheral awareness, characterized by an enhanced capacity for response to suggestion. “I ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

Attorney General Pam Bondi pledges to go after "hate speech," saying there's no place for it after Charlie Kirk’s assassination. But that isn't U.S. law under the First Amendment, and Kirk himself ...

Explore the fascinating world of covert surveillance with micro-drones! In this video, we delve into the features and capabilities of micro-drones designed for discrete monitoring tasks. Learn how ...

China uses WWII memory to project power in military parade a...nd international diplomacy ...

The Mossad is poised to intervene if Tehran seems to be trying to use its uranium to move again in the direction of a nuclear weapon. Dozens of Mossad women penetrated Iran and had boots on the ground ...

A new AI trend has taken the internet by storm. You can now use Google's Gemini 2.5 Flash 'Nano Banana' engine to create 3D figurines from an image. Here's the step ...

China, the colossus of Asia, has slowly but steadily grown its influence over American countries in the past two decades. To the United State's dismay, the rise of leftist governments in the continent ...