Could Martian mudstones be holding evidence of ancient microbes? New findings strengthen the case that the Red Planet once ...

In September 2025, NASA announced that its Perseverance rover had discovered a potential biosignature, which is a substance ...

The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

National Geographic Explorer Mackenzie Calle spent 14 days in a Mars simulation program to prepare for humanity's future in ...

Before June comes to a close, the red planet (Mars) will cruise past the compact cluster of blue-white stars tucked inside ...

On a bleak stretch of the Colorado Desert in Southern California, a compact four-wheeled rover recently trundled 16 miles (26 ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...

Billions of years ago, environmental conditions on Mars were significantly more hospitable than they are today. Our ...