Want to enjoy the outdoors even after dark? Solar lights will do the trick, and there's an option at Walmart that you're ...

The system will flash a light into the face of drivers to warn them that someone is walking through the intersection.

Related: Amazon Is Selling 'Awesome' $48 Solar String Lights for Just $22, and Shoppers Say They 'Work Perfectly' (Bloomberg) ...

The future is now on Windsor Spring Road, as Augusta road tests its first large scale use of solar power streetlights.

It is possible to make a material emit more radiation than it absorbs, violating the laws of physics in a way that could make ...

Astronomers are monitoring an object headed our way that may have wandered over from another star system. Scientists have ...