New photos captured by NASA's Curiosity rover show that Mars' giant, spiderweb-like "boxwork" features are covered in tiny, never-before-seen nodules that bear a striking resemblance to arachnid eggs.

NASA's Perseverance rover can now pinpoint its exact location on Mars without help from Earth, paving the way for longer, ...

Arnie said, "Get your a* to Mars", but is it really a good idea? We asked the experts about our Martian future.

Why it matters: While not evidence of life, these discoveries show that ancient Mars had complex organic chemistry, ...