Ralph Merkle, Robert Freitas and others have a theoretical design for a molecular mechanical computer that would be 100 billion times more energy efficient than the most energy efficient conventional ...

Today, if you want to teach kids the art of counting to one, you’re going to drag out a computer or an iPad. Install Scratch. Break out an Arduino, or something. This is high technology to solve the ...

A steel bar pivots. A spring stretches. Then, with a small shove, the whole setup flips into a new state and stays there until the next push. “We typically think of memory as something in a computer ...

To the uninitiated like me, it would seem that a “fire control” computer used by the United States Navy in 1953 must have had something to do with extinguishing blazes that would break out onboard a ...

Researchers have developed a kirigami-inspired mechanical computer that uses a complex structure of rigid, interconnected polymer cubes to store, retrieve and erase data without relying on electronic ...

Shadowman39, a K'nex enthusiast who posts to YouTube and Instructables has built a fully mechanical 8-bit computer using K'nex parts. The computer uses a simple architecture and will load programs ...

The mechanical computers of yesterday may have been enormous, difficult to program, and amazingly clunky—but they sure were beautiful to watch in action. Released theatrically by Popular Science on ...

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