We’ve all felt the wind blow. The wind helps us fly kites, sail boats and dry our washing when it’s out on the line! Wind can be very helpful, but when it's too strong, it can be destructive. Wind ...

Wind energy infrastructure doesn’t produce power if the air isn’t moving, and solar doesn’t generate power if the sun’s not out. But that doesn’t mean that either source of energy is "worthless" ...

Look up in the sky, it's a bird, it's a plane, it's ... a 20,000 cubic-meter power-generating airship, floating 6,560 ft (2,000 meters) above the ground. Introducing the S2000 stratospheric airborne ...