Top
80°

The World's Smallest Engine Runs on a Single Atom

Popular Mechanics- Like the one in your car, Johannes Roßnagel's engine is a four-stroke. In four steps it compresses and heats, then expands and cools. And as with any other engine, this cycle is repeated over and over again—transforming the changing temperature into mechanical energy.

Read Full Story >>
popularmechanics.com
The story is too old to be commented.