New studies from Germany and Hong Kong pinpoint specific sources of light pollution keeping our cities excessively bright at ...

Bill Cosby speaks to ABC News about late co-star Malcolm-Jamal Warner Archaeologists Found an ‘Anomaly’ Near the Pyramids That May Reveal an Ancient Portal Billy Joel’s 1st Wife Speaks Out About Their ...

Two LED streetlights illuminate a griffin sculpture at Ochoa Street and Scott Avenue in downtown Tucson. The city swapped about 23,000 streetlights and connected most to a wireless network that ...

Residents in the Eckington neighborhood of Northeast DC told 7News they are worried about their safety and traffic congestion after the traffic lights at a busy ...