Knots are everywhere—from tangled headphones to DNA strands packed inside viruses—but how an isolated filament can knot ...

Learn circular motion from start to finish with a clear and easy-to-follow explanation. This guide covers key concepts like ...

It’s possible to defy gravity using sound waves, magnets or electricity, but today’s methods can’t hoist heavy items high in ...

The fundamental nature of living things challenges assumptions that physicists have held for centuries.

Cracking the CBSE Class 12 Physics exam isn’t about memorising formulas t’s about truly understanding the concepts and ...

Three thought experiments involving “demons” have haunted physics for centuries. What should we make of them today?

Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

Physicist Brian Cox has rarely been shy about his enthusiasm for big, difficult ideas, but his reaction to a recent quantum ...

The dominance looks effortless. The truth is anything but. Go inside the practices, weight room and culture that fuel ...

Download free subject-wise PDF sample papers for Maths, Physics, Chemistry, Biology & English. Check steps, benefits & key ...

CBSE has introduced new rules for Class 10 Science and Social Science exams. Students must now write answers only in their ...