Stephanie Paige Ogburn

Diesel trucks used to be known for belching black, polluting exhaust. Manufacturers have worked to shed that image with cleaner engines. A small group of diesel owners goes in the opposite direction.

The Colorado Orange is not an orange, in color or essence.

"It is an apple, with a unique texture and taste. It has a little bit of a citrus bite," says Paul Telck, one of the few people today to have tasted the apple – a yellow fruit with an ...