In 2006, Boeing proposed the F-15 “Global Strike Eagle,” a rocket-carrying variant that could air-launch small satellites or hypersonic payloads. -The concept mounted a 45-foot, three-stage ...

Muscle power declines faster than strength, and it’s the missing link to aging strong, preventing falls, and living longer. Discover the science of sarcopenia and the “Power Trifecta” method to build ...