Stirling engines are really cool machines, invented by Reverend Dr. Robert Stirling in 1816 to rival the steam engine, they are one of the most efficient engines ever conceived. Building one is a very ...

We all know how a conventional internal combustion engine works, with a piston and a crankshaft. But that’s by no means the only way to make an engine, and one of the slightly more unusual ...

STIRLING VAULT100™ upright ULT features next-level temperature uniformity, energy efficiency and predictive diagnostics with improved free-piston engine and cabinet design. Replacing the company's ...

Sandia National Laboratory led by Sandia researcher Peter Van Blarigan that has been testing physical components of free-piston engines which could be 50% efficient. This is about twice as good as ...

For thrifty motorists, squeezing an extra few miles out of each gallon of fuel can become an obsession. But some have been striving for a semi-mythical goal of achieving 100 miles per gallon of fuel ...