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

For decades, scientists have debated whether Mars once had a large ocean. Images from orbiters have shown valleys, channels ...

New research has mapped 16 extensive, interlaced river systems on Mars, dating back approximately 3.7 billion years to the Early Hesperian Period. These large river systems, despite covering only ...

"It almost feels like a highway we can drive on." The post NASA Rover Exploring Strange, Haunting Structures on Mars appeared first on Futurism.

NASA’s Curiosity rover investigates boxwork rock formations on Mount Sharp to gather evidence of ancient groundwater on Mars.

Scientists suspect that the surface of Mars was once teeming with water, a lush oasis full of river systems and lakes — until a dramatic change in the planet’s magnetic field caused it to lose most of ...