New York City's skyline looked a little darker Saturday night without the Empire State Building's lights. Its famous tower lights were off from 8:30-9:30 p.m. in observance of Earth Hour. It then lit ...

PHILADELPHIA, Pa. — Soaring skylines gleaming against the inky darkness: it’s a defining feature of most cities at night. Yet, those towering triumphs come with a dark side. “Basically, around a ...

Yellow-bellied sapsucker killed in building collision. Audubon North Carolina is asking North Carolinians to turn non-essential lights off at night from March 15 to May 30 to protect migrating birds.

Saving energy is about small, consistent habits paired with the use of smart technology. Use LED rather than incandescent light bulbs. Choose solar or rechargeable options when available. Adopt smart ...