During the Korean War, a narrow stretch of sky known as MiG Alley became the most dangerous airspace on Earth. Here, American F-86 Sabres clashed daily with Soviet-built MiG-15s in the world’s first ...

North America added eight rigs week on week, according to Baker Hughes’ latest North America rotary rig count, which was published on December 5. The total U.S. rig count increased by five week on ...