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.

For Section 337 investigations before the U.S. International Trade Commission (ITC), 2025 was a year of contrasts.

A shiny gray crystal called platinum-bismuth-two hides an electronic world unlike anything scientists have seen before.

A simple burst of visible light can now create skin-safe electrodes that could transform medical and wearable electronics.