Over the last two decades, Les Johnson and his team of engineers have quietly been pushing NASA into a new era of space exploration while nobody was paying attention. As an engineer at the legendary ...

Nasa has unfurled a solar sail in space for the first time, aiming to harness the propulsive power of sunlight for interstellar travel. The US space agency revealed that it had deployed the solar sail ...

Video shows NASA's futuristic solar sail technology prototype. Like a sail on the ocean propels a boat with the wind, this ...

NASA is working on something massive, and it will focus on a new spacecraft that would not need engines or burn fuel to get it going as it floats across space and gets to where it needs to go. It is ...

Depending on the mission they've been created to fulfill spacecraft can be powered by a variety of technologies. Presently, the most widespread is the one that uses propellant and rocket engines. But ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Solar power has long been coveted as an energy source for vehicles ...

A sunlight-propelled satellite floating though space on huge metallic sails sounds like an idea straight from science fiction. But scientists at NASA Langley Research Center in Hampton, Virginia have ...

Like a regular sail uses wind to navigate across an ocean, solar sails use the pressure exerted by sunlight to move through space. (Pictured: a conceptual illustration of a diffractive solar sail) ...

NASA on Tuesday said it's investing $2 million over two years to advance the development of a new solar sail concept called diffractive lightsailing. With diffractive lightsails, NASA could ...

Add Yahoo as a preferred source to see more of our stories on Google. Video shows NASA's futuristic solar sail technology prototype. Like a sail on the ocean propels a boat with the wind, this space ...