With the sun out and temperatures on the rise ... but don’t dismiss their kooky cousin: the shade sail. Offering a canopy without the cumbersome intrusion of a pole, garden shade sails are ...

Shade sails not only block the sun (and UV rays ... affix the corners of the shade to mounting points (like a pergola, post, ...

As sunlight pushes the sails, ground control can cue the craft’s very small electric motors to make it twist in space. As we orbit Earth, we will fly edge-on toward the sun, then twist or tack ...