Abstract: In this article, a high-efficiency and high-density 2.5 kW four-level interleaved flying capacitor multilevel (FCML) totem-pole bridgeless power-factor-correction (PFC) rectifier with 200 V ...

An audit of 2.5 million academic papers has identified nearly 3,000 biomedical-science papers that contain fake references — ones that could not be traced to known publications. The findings, ...

We have the 5-letter answer for High-level H.S. science class crossword clue, last seen in the WSJ Crossword May 2, 2026 puzzle. Let us help you solve the crossword clue that has you stumped so you ...

How many words can you come up with on today’s Word Flower: Level 2 challenge? Try to complete today’s game or play past puzzles you missed.

When I left the classroom 12 years ago, computer science was still treated like a niche pursuit, something for the few. Today, it’s the engine of change across every sector. In K–12 education, it is ...

Katelyn is a reporter with CNET covering artificial intelligence, including chatbots, image and video generators. Her work explores how new AI technology is infiltrating our lives, shaping the content ...

The co-founder of Super Micro Computer and two others were charged with diverting $2.5 billion worth of servers with Nvidia’s artificial intelligence chips to China, in violation of US laws barring ...

OpenAI on Thursday introduced GPT-5.4, its newest foundation model designed for professional and technical work. The company says the model combines stronger reasoning, coding ability, and workflow ...

Now that the 15 chefs have been selected for Season 5 of Next Level Chef, the competition can begin in earnest, but first host/mentor Gordon Ramsay and mentors Nyesha Arrington and Richard Blais had ...

Eight social media chefs enter the three-tier kitchen, but only five survive as Gordon Ramsay, Nyesha Arrington, and Richard Blais make brutal draft cuts.

After five pro chefs advanced in the competition, Next Level Chef Auditions 2 featured social media chefs competing to earn their spot. Judges Gordon Ramsay, Nyesha Arrington and Richard Blais ...