They turn sunlight directly into low-voltage direct current, an energy form well suited to electrolysis.

When closed, windows turn sunlight passing through them into heat.

At the California Institute of Technology, they're developing a way to turn sunlight and water into fuel for our cars.

The second is putting together in orbit the huge satellites that turn sunlight into energy.

The most common form, oxygenic photosynthesis, turns carbon dioxide, water and sunlight into food.

The panel heats photovoltaic cells, which turn sunlight into electricity that can power the cars.

The giant blue and gold wings, containing almost 70,000 silicon cells that can turn sunlight into electricity, are each 38 feet wide.

And some windows are bad at turning sunlight into heat.

He became particularly fascinated by the mechanisms through which plants turn sunlight into the building blocks for our own bodies.

Well, I used to design the things that turned sunlight into energy out in space.