Suppose you throw some object near the surface of the earth. If the only significant force on the object is the constant downward gravitational force, we call this "projectile motion." Yes, that ...

Wait. You haven't seen The Matrix? It's a modern sci-fi classic and now it's also 20 years old. Well, you should watch it. Here's the basic idea—some dude (Neo) finds out he's been living in a ...