"The experiments performed by NASA's Viking landers may have accidentally killed Martian life by applying too much water," ...

NASA scientists are hoping to understand the history of where they found the rocks — and for evidence of ancient microbial ...

NASA's Perseverance Mars rover spots a scattering of bizarre bright white pebbles of a mysterious composition and origin.

Dirk Schulze-Makuch is a scientist who thinks NASA's Viking landers could have inadvertently destroyed the life they were ...

NASA's Viking missions to Mars may have inadvertently eliminated Martian life. The missions used water in experiments to ...

In all our explorations of Mars to date, no evidence has been found that meets the rigorous standards to claim that we have ...

Astrobiologist Dirk Schulze-Makuch believes Nasa's Viking missions have inadvertently 'eliminated' Martian life. He also ...

Life on Mars may have been found — before it was accidentally destroyed during a NASA mission nearly 50 years ago, one scientist has suggested.

On8, 2013, NASA launched the MAVEN spacecraft to Mars. The name MAVEN stands for Mars Atmosphere and Volatile EvolutioN. The ...

In 1975, NASA's Viking 1 spacecraft and its two landers began searching for signs of life on Mars. While initial tests hinted ...

TL;DR: NASA's Viking 1 spacecraft, which landed on Mars in 1975, aimed to test for life using water-based methods.

The two robots, working alone and far apart from one another, are struggling on their respective treks along the Red Planet's rough terrain.