A US startup has demonstrated an indoor solar panel that it claims could replace billions of batteries in domestic devices like TV remotes and wireless keyboards. California-based Ambient Photonics ...

A research team has produced a flexible perovskite-silicon tandem solar cell that converts 33.6% of sunlight into electricity ...

Add Yahoo as a preferred source to see more of our stories on Google. Indoor light is an untapped source of energy for billions of small electronics. Devices like remote controls, keyboards, smoke ...

Every six seconds, in a factory on the northern fringes of Stockholm, a top secret printer is spewing out sheets worth thousands of euros apiece. Each one contains 108 miniature solar cells that will ...

From Wi-Fi-connected home security systems to smart toilets, the so-called Internet of Things brings personalization and convenience to devices that help run homes. But with that comes tangled ...

Scientists have invented a new kind of solar panel capable of harvesting energy from indoor fluorescent lights. The next-generation solar cells were created using the so-called ‘miracle material’ ...

It’s 3:00 a.m., and you are blissfully deep in slumber. Suddenly, a sharp, short beep rudely wakes you. The low-battery warning of a carbon monoxide alarm going off in the middle of the night is ...

Conventional solar cells are just that: photovoltaic devices which, by their physics, extract and transform energy from the sun. Their sensitivity and efficiency are matched to the optical-energy ...

The panel folds "down to the size of a notepad" and is perfect for bug-out bags.