What is that bright white star in the sky? Whether you’re an early riser or you’ve been driving after dark in recent weeks, there have been two very bright “stars” shining in the east.

Yet there’s been a rise in recent years of reports that some streetlights are giving off a purple haze—a very emo teenager ... ultimately produces a bright white light. The thickness of ...

We tested four super bright flashlights that range from a laser-powered flashlight that shoots a beam over a .5 mile to a ...