Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...

In January I wrote a piece titled “5 Physics Equations Everyone Should Know.” Lots of you weighed in with your own nominations, and there were plenty of good suggestions. So I’ve decided to do a ...

Can you chip in? The Internet Archive is a nonprofit fighting for universal access to quality information. We build and maintain all our own systems, but we don’t charge for access, sell user ...

Set in a post-apocalyptic world, All Will Fall puts you in charge of building safe havens for humanity. Sounds simple enough, right? Wrong. This isn’t your average drag-and-drop city builder. In this ...

Chad Thesen is a passionate fan of anime, video games, series, and films (Both animated and live-action). Many years of experience have left him with a deep knowledge of these mediums' intricacies and ...

🚀 Jump in! We've kicked off THEORIA with a handful of entries, and we need your help to grow it. If you're into physics—researcher, educator, or enthusiast—now's the time to contribute your favorite ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

All of this is calculated with the equations that underpin general relativity: Einstein's field equations. "The way that the space-time curves is determined by the Einstein field equations, which are ...