Almost everyone can appreciate a functional holiday gift. But as your loved ones get older, choosing items they can actually use isn't just a practical move — it can help support their ...

Everyone wants lower energy bills. If you're looking for ways to save energy and money, motion sensor lights can help more ...

Using an optoelectronic transistor as the tetrachromatic sensor, the system can simultaneously process spectral, spatial, and ...

Scientists unveil penny-sized microrobots that swim, sense temperature, and run for months using light-powered brains.

Their "country" home is suddenly surrounded by new development. Removing the light would be just another annoyance in a ...