Skylights, openings in the surface of Mars that descend down into caves, have been found on Mars, along with signatures for ...

In its ancient past, Mars likely contained many of the necessarily ingredients for microbial life to flourish on its surface. Now, a new discovery by NASA’s Perseverance rover shows a trifecta of ...

Scientific evidence for a possible chemical residue of past life on Mars has withstood a year of analysis and independent peer review, adding credibility to what can now only be confirmed if the ...

SWEIDA, Syria — Nawaf Nasr, 78, holds a creased black-and-white photo showing what he believes is himself in a previous life. The image, from the 1940s, shows a serious-looking young man wearing an ...

The recent announcement that scientists have spotted what they believe to be evidence suggesting ancient life on Mars seemed like the latest in an endless cycle of tantalizing hints followed by pleas ...

Rocks found on Mars may provide the strongest evidence yet of past life on the Red Planet, but more testing is needed to back up those findings. Until the samples are retrieved by robotic spacecraft ...

NASA’s report of potential signs of ancient life on Mars has reignited a long-running scientific debate about how common life may be in the universe. A leading scholar on habitable star systems said ...