This 12-pack of outdoor solar lawn lights is a real steal. At just $49, these lights—which have been purchased 2,000 times in ...

A company called Reflect Orbital wants to illuminate the Earth after sunset with orbital sky mirrors, raising alarm bells.

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

The diesel-powered generators that have long powered the Nigerian economy are making way for solar panels, thanks in part to ...