Apart from agricultural waste, the Arizona-based energy storage company claims they used nothing but carbon, water, and salt ...

Understanding watt-hours will help you survive power outages and off-grid adventures.

Light Phone 3 has a 50-megapixel rear camera The Light Phone 3 houses a 1,800mAh battery It has a fingerprint ID for authentication ...

Lithium-ion batteries, used in consumer devices and electric vehicles, typically last hours or days between charges. However, with repeated use, they degrade and need to be charged more frequently.

OnePlus wrapped it in aluminum, while there’s an LED indicator so you can see how much charge remains in the battery. You might think this was made for OnePlus phones, but if you remember ...

Gift 5 articles to anyone you choose each month when you subscribe. From a certain perspective, this might have seemed like a rocky week for electric carmaker BYD and its metallurgist-turned ...

These pixels have been used to make what has been dubbed the world’s smallest light-emitting diode (LED) displays. Developed with the aid of colleagues from the University of Cambridge ...

Physicists have created the tiniest light-emitting diode (LED) displays ever 1. The image above was shown on a monochromatic display with pixels less than 100 micrometres across, about the width ...