The search for life on Mars dates back about five decades, and a Sept. 10 announcement marks perhaps the most dramatic advancement yet. The news: NASA's Perseverance rover had found potential signs of ...

The strongest hints yet that Mars once hosted living microbes are no longer theoretical models or ambiguous chemistry. They ...

Mars keeps refusing to behave like the dead, simple world many scientists once imagined. Each new rover trench, fractured boulder and orbital scan is turning up stranger chemistry, unexpected ...

Mars is a cold, dry, desert-like planet. But billions of years ago, scientific evidence suggests that it had a thick atmosphere, which kept it warm enough to support flowing water on its surface. So, ...

Mars’ north polar vortex locks its atmosphere in extreme cold and darkness, freezing out water vapor and triggering a dramatic rise in ozone. Scientists found that the lack of sunlight and moisture ...

NASA’s Perseverance rover has discovered mudstones in Mars’ Jezero Crater that contain organic carbon and unusual textures hinting at possible biosignatures. These findings suggest that ancient ...

NASA’s interim administrator, Sean Duffy, was fired up on Wednesday when he joined a teleconference to talk about new scientific findings that concerned the potential for life to have once existed on ...

LIGHTHAVEN, ONE kilometre down Telegraph Avenue from the campus of the University of California, Berkeley, is a rambling conference facility which dedicates itself to “hosting events and programmes ...