Walter E. Burton

Decades before skin friction began to pester airplane designers, Nikola Tesla harnessed it to produce power. Tesla, the Croatian-born engineer who gave us alternating current and the induction motor...

One of the great "lost" engines, Tesla's long-neglected turbine is due for a revival. It's a simple modelmaking project: no pistons, so no close tolerances! And it runs on air or steam We're Haunted...