Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

Nasa has lost contact with a spacecraft that has been orbiting Mars for more than ten years. The spacecraft, named Maven, ...

NASA is hoping to answer questions about alien life by sending humans to Mars in the 2030s for the very first time, but it ...

The search for past or present life should be the top science objective of future human missions to Mars, a new National ...