Thirteen-year-old Faizan Zaki from Texas won the 97th Scripps National Spelling Bee in the 21st round of the finals.

Abstract: A novel voltage-doubling circuit with parallel-resonant dc–dc converter is proposed. The converter consists of full-bridge inverter, resonant tank, high-frequency high-voltage transformer, ...

Abstract: The generation performance of the switched reluctance machine (SRM)-based starter/generator (S/G) and the doubly salient ... making it a very promising option for the high-voltage DC (HVDC) ...

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WASHINGTON — A Soviet-era spacecraft plunged to Earth on Saturday, more than a half-century after its failed launch to Venus. The European Union Space Surveillance and Tracking confirmed its ...

No other EV on sale today in the U.S. is locked out of 400-volt DC fast chargers. Vehicles like the Hyundai Ioniq 5, Kia EV6, and Porsche Taycan use an 800-volt electrical architecture for ...

(CNN) — President Donald Trump announced Thursday he’s appointing Fox News host and former prosecutor Jeanine Pirro the interim US attorney for Washington, DC, after his first pick faced what appeared ...

ATLANTA — It might feel like Georgia just got through a long 2024 campaign season, but the starting bell for the next cycle has already rung. Sen. Jon Ossoff (D-Georgia) informally kicked off ...