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 ...

NASA engineers and their industry partners are preparing to test two 20-meter (66-feet) long solar sail propulsion system designs — a critical milestone in development of a unique propulsion ...

Solar sails have some major advantages over traditional propulsion methods—most notably, they don't use any propellant. But, how exactly do they turn? In traditional sailing, a ship's captain can ...

Progress continues on the journey to Mars as NASA plans to send astronauts deeper into space than ever before, including to an asteroid and ultimately to the surface of Mars. Before humans embark on ...

A New England-based company on a mission to recycle old sails has opened a shop in Rehoboth Beach, where folks can now buy bags made from material that used to propel boats. "It’s great to take a ...