They give drivers a 360-degree view, thermal views ... 0.5 to 0.7 gallons per hour on any terrain. Howe & Howe's Ripsaw is a vehicle for only the most extreme off-road enthusiasts.

While East Coasters, starved for extreme terrain, live for firm-yet-edgeable moguls dotting their steepest cut trails, ...

Nasa's Jet Propulsion Laboratory is developing an exobiology extant life surveyor (EELS). It was conceived to explore diverse terrains and ultimately search for evidence of life. It was tested in ...