Did Viking 1 find evidence of life on Mars? Fifty years after the NASA lander touched down, the jury is still out.

A rock drilled inside an ancient river channel on Mars carries dark, circular mineral patterns that scientists say could ...

NASA's Viking 1 mission blazed a crucial trail with its Mars landing on July 20, 1976. Now, half a century later, that trail ...

Without digging or drilling, Perseverance rover turned up a rich trace of complex carbon on the bare face of a Martian rock.

Louis Friedman is co-founder and former executive director of the Planetary Society. The three big questions about life — What is life? How did life originate? Is there extraterrestrial life? (Are we ...

Half a century after the first successful Mars landing, Viking's greatest legacy may be the questions it taught us to ask.

NASA’s Perseverance Mars rover took this selfie on July 23, 2024, the 1,218th Martian day, or sol, of the mission. To the left of the rover near the center of the image is the arrowhead-shaped rock ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. We might be looking for life on Mars in the wrong place, scientists ...

Microbes on Earth could potentially adapt and become hazardous in the extreme conditions of Mars. These resilient bacteria ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the surface of rocks that resemble traces of microbial activity ...