American aircraft company Boom Supersonic proved their name by successfully flying their civilian jet, the XB-1, faster than the speed of sound over the Mojave Desert Tuesday. The test flight out ...

In the early years of the 20th century, they still thrived within the Southwest's arid landscapes: As many as 1,000 tortoises per square mile once inhabited the Mojave. But by the end of last century, ...

HABITAT: The desert tortoise lives in valleys, flat areas, and dry alluvial fans and washes. In the Mojave and Colorado deserts, tortoises are generally found below 4,000 feet in Joshua tree-Mohave ...