Compound moves work multiple muscle groups at the same time, making them an efficient way to build full-body strength. Liz Hilliard is a 71-year-old fitness instructor and founder of the Hilliard ...
More than 60 years after it graced the skies for the first time, Lockheed's SR-71 Blackbird remains the fastest manned plane ever developed. With the ability to hit a maximum speed of 2,193 miles per ...