An SCR topology transmogrifies into BJT two-wire precision current source with a self-resetting fault-current limiter.

Designed by Ruictec in China, the TD04 is a LoRa-based low-power tracker that also features BLE and dual-band GNSS. It ...

In power distribution systems, three-phase transformer configuration directly impacts system reliability and load management.

A simple software method to increase the duty-cycle resolution in a digital pulse width modulation (DPWM)-controlled power ...

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Lauren Graves is an educator-turned-editor specializing in personal finance content. She seeks to make complicated topics easier to understand and less intimidating to the average reader with accurate ...

Trump-aligned MAGA Inc super PAC enters 2026 with $300 million stockpile A campaign funding group aligned with Republican U.S. President Donald Trump, Make America Great Again Inc, entered 2026 with ...

Certain versions of the Tesla Model 3, Model Y and Ford Mustang Mach-E carry LFP batteries. Here's what you need to know about living with one.

Venezuela is unlikely to see any meaningful boost to crude output for years even if U.S. oil majors do invest the billions of dollars in the country that President Donald Trump promised just hours ...

A satellite tracked a tsunami from one of the world’s largest quakes ...

Betty Reid Soskin was the nation’s oldest national park ranger. She passed away on Dec. 21 at 104 years old. To honor her, we bring you an episode from 2021, about how a California school came to be ...

January 3, 2026 • The United States has captured Venezuelan President Nicolás Maduro. Opposition leader María Corina Machado has been one of his biggest critics.