NASA's Curiosity rover has found DNA-like molecules and space-rock chemicals on Mars, proving the Red Planet could have preserved ancient signs of alien life ...

For decades, the search for life beyond Earth has revolved around a key question: What molecules should scientists be looking ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. SpaceX CEO Elon Musk suggested on a Wednesday episode of Senator Ted ...

NASA's Curiosity rover has photographed extraordinary spiderweb-like formations on Mars that scientists believe could hold the key to ancient life on Mars ...

The planet Mars is the most thoroughly surveyed celestial body aside from Earth itself. Generations of space probes and rovers like Curiosity have collected images and material samples of the red ...