A solar updraft system works by heating up the air at ground level, then using the fact that hot air rises to funnel that air up a tall tower with turbines in it. The air is heated under a large roof ...

Two 650-foot-tall (200-m) towers have risen in China's Gansu Province. Combined with an array of 30,000 mirrors arranged in concentric circles, the new facility is expected to generate over 1.8 ...

Maybe you’ve heard of a solar updraft tower, a tall, hollow cylindrical tower where sunlight heats the air at the base of the tower and creates a chimney effect, causing air to rapidly shoot upward ...

We think of the power we generate as coming from all these different kinds of sources. Oil, gas, coal, nuclear, wind… so varied! And yet they all fundamentally come down to moving a gas through a ...