Discover the wild story of Mazda's REPU, the fascinating and flawed rotary-powered pickup truck experiment from the 1970s.

4 Reasons Why The Rotary Engine Is Dead. The Wankel engine was last seen in a production car in the Mazda RX-8, and currently there are no rotary engines in production.

The 7-2 decision came from Justice Neil Gorsuch. The Supreme Court on Wednesday upheld government regulation of self-assemble firearm kits that produce untraceable weapons known as "ghost guns." ...