Most solar lights are cheap garbage that exist just to put more microplastics into the environment as they degrade in short order. [Jeremy Cook] built his own solar light, however, and this one ...

With a new year comes a new season of solar car racing! The official dates for the 2026 Electrek Formula Sun Grand Prix (FSGP) and the 2026 Electrek American Solar Challenge (ASC) have been released.

Gold nanospheres, named supraballs, absorb solar wavelengths that even traditional photovoltaic materials miss.

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, ...

Discover how to build a simple device that converts light into electricity using LEDs and diodes. This step-by-step guide demonstrates assembling an LED-diode cluster, connecting it to a capacitor for ...

It's a reasonable amount, but I wouldn't be planning any solar-powered road trips. Unfortunately, EVs just need too much ...

The iOptron 80mm White Light Solar Scope is a decent purchase if you do not already own a telescope and want to buy something ...

Dusk has reduced a stylish lamp in the winter sale which conveniently doesn't require a plug socket. The Charon LED Rechargeable Wireless Lamp is now down to £19 and features a chic art deco design ...

If you grew up pre-Y2K, chances are you’re familiar with the concept of a lava lamp. It’s much less likely that you’ve ever encountered a lamp made out of literal lava. That’s the basic description of ...

Worries about the US grid’s ability to handle the surge in demand due to data center growth have made headlines repeatedly over the course of 2025. And, early in the year, demand for electricity had ...

David Nield is a technology journalist from Manchester in the U.K. who has been writing about gadgets and apps for more than 20 years. He has a bachelor's degree in English Literature from Durham ...

You may underestimate how frequently you look at your device, and you may be paying a price with more attention and memory lapses. For many of us, checking our phones has probably become an ...