In the late 1960s, when most sedans still looked and drove like rolling conservatism, NSU put a radical four-door on the road ...

The first time the public saw the 1968 Mazda Cosmo, it looked like a spaceship that had somehow slipped onto a show stand.

The engine in question was the Wankel rotary, named after German engineer Felix Wankel, who first patented the concept in 1929. Instead of pistons moving back and forth, the rotary engine used a ...

Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...