NASA's Viking missions in the 1970s were groundbreaking, marking the first time humanity sent spacecraft to Mars with the goal of searching for life. Viking 1, launched in 1975, landed on the ...

Another small ship has been impacted by a gastrointestinal illness outbreak, the fourth one reported so far this year.

The idea of life on Mars has fascinated scientists for decades. In the 1970s, NASA's Viking missions made history as the first to land on the Martian surface with the goal of finding signs of life.

Call for New Mars Life-Detection Missions Nearly 50 years after the Viking missions, Schulze-Makuch emphasizes the need for updated life-detection missions using modern methods and a better ...