A diode is a small but powerful component that only lets electricity flow in one direction. In this video, you'll learn how ...

A diode is a tiny component that controls the flow of electricity by allowing current to pass in only one direction. This video explains how diodes work, what makes them unique, and why they’re used ...

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...

For the first time, researchers in China have demonstrated a high-temperature superconducting diode effect, which allows a ...

LED lightbulbs are supposed to last thousands of hours, so how come some of them stop working so fast? The answer might be in ...

Using ultracold atoms and laser light, researchers recreated the behavior of a Josephson junction—an essential component of ...

In physics and materials science, the term "spin chirality" refers to an asymmetry in the arrangement of spins (i.e., the ...

Transforming basic robotics kits, a student-led startup is redefining a complete learning path, from beginner projects to ...

It's already a wild session in the stock market, with futures tied to major indexes around the globe tanking. In Japan, the country's exchange operator briefly called a halt to trading in Nikkei stock ...

Scientists from the University of Pennsylvania (Penn) and the University of Michigan have created the world's smallest autonomous and programmable robots. Each measuring about 200 micrometers wide – ...

From this chilly vantage point, Villareal can see his monitor and also the top half of 270 Park Avenue, the new JPMorgan ...

Download CBSE Class Physics 12 Pre-Board Sample Papers 2025–26 with solutions for all subjects in free PDF format. These papers are curated by experts as per the latest CBSE syllabus and exam pattern.