WHEN we were 16 years old, my friend Karen and I were interviewed for an educational video. With our hair thick with styling mousse, pale blue eyeliner and misplaced teen swagger, we explained why we ...

This is a cooler physics problem than I initially realized. It goes something like this. A block has a mass of 1 kg and is placed on a vertical wall such that the coefficient of static friction is 0.5 ...

Practise this CBSE Class 12 Physics sample paper for board exam 2026 and cross-check with the solutions to calculate how much you can score. Also, check out the details of the CBSE Class 12 Physics ...

Paul M. Sutter is a theoretical cosmologist, NASA advisor, host of the "Ask a Spaceman" podcast, and a U.S. Cultural Ambassador. He is the author of "Your Place in the Universe" and "How to Die in ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. When you approach the world scientifically, you seek to gain knowledge ...

Each February, I begin the introductory electricity and magnetism course at Princeton University by telling my students that the material we will cover during the semester provides the basis for ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Design by Evelyn Mousigian As a physics major, it feels like I spend the majority of my waking ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. If you ask a physicist what the biggest unsolved problem facing the ...