That'll let Raytheon cut the cord and install an lightweight internal combustion engine of some sort, he hopes, while letting the exoskeleton keep on truckin' for over eight hours (a military requirement) before running out of fuel.

ENGADGET: Raytheon's Sarcos XOS 2 military exoskeleton just does the heavy lifting -- for now

Airbus' A380 superjumbo and Boeing's upcoming 787 Dreamliner both use new engine designs, lightweight composite materials and advances in aerodynamics to improve performance, increase fuel efficiency and lower emissions.

CNN: Flight of biofuel fancy?

His lightweight aircraft, with a 25 horsepower engine and made of ash, went into mass production.

BBC: Pilot recreates Channel crossing

Compatible with the Micro Four Thirds System standard, the lightweight LUMIX GH2 is newly designed with an easy-to-hold grip and includes a refined image processing engine and sensor that delivers fast, sharp photos, full HD video recording, and the ability to take 3D photos with Panasonic's new interchangeable 3D lens.

ENGADGET: Panasonic's $900 Lumix GH2 officially debuts: 16MP, 1080p movie mode, 3D interchangeable lens