A poster depicting a solar panel surrounded by lush nature and a clear sky above a crowd was unveiled to mark this year’s ...

The first national Earth Day observance was officially 55 years ago on April 22, 1970. That week, Oklahoma students listened to speakers, watched environmental films, protested and created posters ...

The film was based on the Lincoln County War of 1878 with Duke starring as John Simpson Chisum, a wealthy cattle baron of the ...