Starre Vartan is an environmental and science journalist. She holds an MFA degree from Columbia University and Geology and English degrees from Syracuse University. A solar tower, also known as a ...

As we go through the "dog days of summer" and figure out ways to stay cool inside our homes, besides AC units, you can also use smart fans. We came across a smart tower fan that combines traditional ...

Power-generation through the use of solar updraft towers is a fairly old concept that has only been tried at small scales until now. A more ambitious solar updraft project is underway. I dunno, maybe ...

The Dreo Smart Tower Fan 519S hit the market in April 2025, offering customers a wide selection of features for a relatively affordable price. The tower fan is tall at 42 inches and has 210 blades ...

Aldo Steinfeld, a professor at ETH Zürich’s Department of Mechanical and Process Engineering, says his system for converting ambient air into jet-ready kerosene fuel using a solar refinery tower isn’t ...

Taking carbon dioxide, water and sunlight as its only inputs, this solar thermal tower in Spain produces carbon-neutral replacement versions of diesel and jet fuel. It's a pilot plant, proving a new ...

Looming over a remote village in the Negev, the Ashalim solar plant is, for some, a marvel of green technology. For others, it’s a boondoggle and an eyesore. Shepherds near the Ashalim solar station.