Abstract: A new broadband circularly polarized (CP) antenna using an open-ended waveguide is proposed in this article. By using two stubs at different positions of the open-ended waveguide, the ...

New technique for cell or drug delivery, localization of bioelectric materials, and wound healing uses ultrasound to activate printing within the body. Imagine if doctors could precisely print ...

Taken together, they signal an abrupt reversal from efforts by the Biden administration to stem the flood of unregulated semiautomatic handguns and rifles. By Glenn Thrush Reporting from Washington ...

Several years ago, Golden Valley Electric Association (GVEA) flipped the switch on a 536-kilowatt solar farm it built on Wilson Road, near its battery energy storage system (BESS) facility. The solar ...

Section 1. Background. The United States has one of the most open economies and has among the lowest average weighted tariff rates in the world. The United States imposes fewer barriers to imports ...

Every federal agency in the U.S. is currently trying to figure out how to purge forbidden words from documents posted online, in a desperate attempt to comply with President Donald Trump’s executive ...

In a hair-raisingly elaborate scheme, a woman in Britain has been arrested and accused of using an “array of wigs” to pose as at least 14 people and take their U. K. citizenship tests for them. The ...

United States regulators have officially banned Red Dye No. 3 from the nation's food supply, a move that comes nearly 35 years after it was prohibited in cosmetics due to its potential link to cancer.