Scientists have developed a way to generate tiny amounts of solar energy at night. It’s true potential could be in space.

A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.

Rural homes play by different rules. Here's what it really takes, in solar and battery terms, to keep your home's water flowing.

Flat roofs are traditionally sites for sprawling, low-built solar arrays meant to maximize energy output within the ...

In 2023, a team of physicists from Sandia National Laboratories announced a major discovery: a way to steer LED light. If ...

Lighting and solar energy integration have long been central to sustainable building design, driven by goals of energy ...

If you ever built a line following robot, you’ll be nostalgic about [Jeremy’s] light-seeking robot. It is a very simple build ...

We talk with a NOAA scientist about the Northern Lights, and why their visibility seems to be increasing.