Introducing the Warpship, Dr. Richard Obousy demonstrates how a real warpship could be built.
What is Folding and Why Does it Matter?, a good description on what protein folding actually is and if Folding@Home really is useful to science.
OpenGL Rendering Pipeline, a simple but good description of what the basic OpenGL pipeline looks like.
Idea: The Outlet Wall, an entire wall made out of electrical sockets. It actually looks kind of cool.
Jari Operating System, is a real-time microkernel operating system and provides a POSIX API.
AllPinouts, is a wiki listing pinouts for connectors, cables and adapters.
Handbook of hardware pinouts, cables schemes and connectors layouts, even more pinouts.
Readable and Maintainable Bitfields in C, a good blog post from pagetable on how to work with bitfields in a readable way using C.