(Photo by Sarah Stier/Getty Images) Andy Roddick turned 42 on Friday, and he still remains the last American man to win a Grand Slam singles title. That was 21 years ago. In 2003. European men ...

Just a year ago, Mazda filed a total of six new rotary engine-based patents ... to production doesn't look anything like its concept phase. Just ask General Motors, for example.

Americans overwhelmingly desire all the traditional trappings of the American dream—owning a home, having a family, and looking forward to a comfortable retirement. But very few believe they can ...

Donald Trump pledged to "bring back the American Dream" at the Republican National Convention in July. At last week's Democratic National Convention, presidential nominee Kamala Harris saluted ...

If you know anything about traditional rotary engines, oil consumption is an issue. Since the H2Starfire is a completely linear rotating engine design, there's no need for apex seals. As we ...