The Palo Alto City Council unanimously agreed on Monday to continue fine tuning plans for a "dark sky" law. It would enforce ...

Spending a billion dollars to construct a building is no longer the exception. There are many multi-billion-dollar buildings around the world.

Houston Audubon's Lights Out program took flight and they asked building owners and residents to turn off their lights when migratory birds are flying through. And it worked.

Violent storms have cut through a wide swath of the South and Midwest, spawning tornadoes and killing at least one person, ...