Understand unit vectors in cylindrical and spherical coordinate systems with a simple and intuitive explanation. This video breaks down how these vectors define direction in three-dimensional space ...

I imagine most gamers who approach Nintendo’s new $100 Virtual Boy peripheral will be as skeptical as my brother. I loaded up the games for him, plugged the Switch 2 into the Virtual Boy’s awaiting ...

Introduction Cigarette companies have stated their intent to transition from selling cigarettes to selling less harmful products, such as e-cigarettes. We examine trends in US cigarette marketing ...