If you search the outer reaches of the internet you will find all sorts of web sites and videos purporting to answer to free energy in the form of perpetual motion machines and other fantastical ...

Humans have long been obsessed with building big, and as the world strives to combat climate change, megastructures may hold the key to a more sustainable future.

A rare offshore passage along Australia's Queensland coast delivers one of sailing's perfect days: fast, balanced, and unforgettable. The post A 1-in-10 Sailing Day: When Wind, Sea and Sun Align ...

The electric solar wind sail is a propulsion system that uses the solar wind proton flow as a source of momentum for spacecraft thrust. The momentum of the solar wind is transferred to the spacecraft ...

CLEVELAND, Ohio – I’m not sure what explains my interest in sailing. I didn’t grow up around the water. I root for Army over Navy. And on at least three occasions I have been seasick. Perhaps, it has ...

NASA is gearing up to launch an advanced solar sail spacecraft later this month. Using a new boom made of lightweight polymer composites, the Advanced Composite Solar Sail System is scheduled to lift ...