The solar sail uses a novel boom system made of flexible polymer and carbon fiber materials that can be rolled up. Credit: NASA NASA fully deployed its Advanced Composite Solar Sail System on Aug. 29 ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. NASA hitched a ride aboard Rocket Lab’s Electron Launcher in New ...

Though it's only the size of a microwave oven, NASA's Advanced Composite Solar Sail System (ACS3) can unfurl a microscopically thin plastic sail in about 25 minutes to cover an area of 860 ft² (80 m²) ...

Thermal engineering research has increasingly focused on innovative system design and optimization to address global challenges in energy efficiency, ...

Lightyear, yes, Lightyear (remember them?), is reemerging from the ashes of a failed solar electric vehicle venture and has just secured 10 million euros to boost its operation of developing and ...

Having spent 30+ years in residential construction, contracting, remodeling, maintenance and home repair, Deane now contributes DIY, informational and financial content as a freelance writer and ...

Forbes contributors publish independent expert analyses and insights. Dianne Plummer is an Energy Consultant and Certified Energy Manager. Rooftop solar has become one of the fastest-growing clean ...