Mars is often suggested as a good location to search for alien life. Despite many missions to the red planet, it’s still a mystery whether life existed there in the distant past or if it is thriving ...

NASA's Viking landers were the first spacecraft to successfully touch down on the surface of Mars. NASA/JPL-Caltech via AP Finding life beyond the Earth would be a major scientific discovery with ...

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 Martian ...

The idea of Mars being host to extraterrestrial life, either currently or long ago in the past, has beguiled scientists for centuries. The discovery of frozen water on the Red Planet gave scientists ...

"A non-biological explanation for the Viking results does not preclude life on Mars." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Back in ...

Finding life beyond Earth would be a major scientific discovery with significant implications for all areas of science and human thought. Yet, only one direct search for extraterrestrial life has ever ...