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 ...

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 ...

Sails have been in use to propel ships across lakes and oceans for thousands of years. They're simple tools that use the wind to move vessels through the water — and in some cases, across the land.

A giant solar sail recently unfurled by Nasa has been spotted “tumbling” through space. Astronomers captured the 80-square-metre object, which was unfurled last week, appearing to fluctuate in ...

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

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 ...

There’s a pervasive idea in science fiction that the stars themselves could power our adventures among the stars. In Star Wars: Attack of the Clones, Count Dooku flies away on a Solar Sailer, while ...

In Norway, R&D is underway on what will likely be the world’s first cruise ship to run solely on renewable energy and batteries. Last year, the Norwegian cruise company Hurtigruten (Norwegian for “the ...

Shortly after sunrise, the students of Barrio San Luis begin their school run. Around a dozen girls and boys, wearing backpacks and carrying notepads in hand, hop down the muddy river bank and into ...