Long before Mars turned into the frozen desert you see today, water shaped its surface in dramatic ways. Rivers cut through highlands, lakes pooled inside craters, and floods tore open canyon walls.

For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may also be among the most promising places to search for signs of past life.

Mars, now a dusty world of rusted rock and thin air, once carried enough water to transform its face into something far more familiar. New mapping of ancient river systems indicates that a vast ...

From Australia's remote deserts to the surface of Mars, geological mapping underpins how we understand landscapes, natural ...

The Perseverance rover’s radar identified sediments and minerals linked to massive water deposits from the planet’s distant ...

Billions of years ago, it rained on Mars. The water collected in valleys and rivers, filled and spilled over the rims of craters, and was funneled into canyons, perhaps even making its way to a large ...

When NASA’s Perseverance rover landed in Jezero Crater in 2021, its primary mission was to scour the remnants of a dried-up Martian lakebed for signs of ancient life. Scientists have been focused on ...

GREEN BAY, Wis. (WBAY) - In this segment, Brad talks about several recent updates in the world of space exploration. Artemis II’s rocket has completed its move to Launch Pad 39B, and the planned April ...