Science Tech Engineering and Math with Dr. Tiwari

Welcome to my channel!
I’m Dr. Tiwari, a university professor in the USA.
Here, you’ll find free STEM classes covering physics, science concepts, and preparation for exams like NEET, JEE, ACT, and SAT. I also explore fascinating topics like global warming, the greenhouse effect, quantum mechanics, nanotechnology, and materials science — all explained in clear, simple language.
My videos combine science with engaging visuals, music, and an easy-to-understand approach to make learning enjoyable.
Whether you’re preparing for competitive exams or simply love exploring how the world works, join me to discover the wonders of science in an exciting and accessible way.
Subscribe now and make science a part of your journey — and don’t forget to turn on notifications by pressing the 🔔 bell icon so you never miss a new video!