Billions of years ago, water flowed across Mars. Most scientists agree the red planet had rivers. But did those rivers flow into an ocean? New research from the University of Arkansas found strong ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to feed hundreds of lakes. Water is ubiquitous on Earth—about 70% of Earth's ...

Mars today is a frozen, dusty desert. But if you look deep inside Valles Marineris, the largest canyon system on Mars and in ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

Recent research has unearthed compelling evidence of liquid water beneath the crust of Mars. This groundbreaking discovery opens up thrilling new possibilities for the potential existence of life on ...

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...

Over recent decades, Mars has emerged as a natural laboratory for studying planetary evolution, geomorphology and the interplay between geology and hydrology. In‐situ observations and advanced remote ...

A high-resolution morphometric analysis of the southeastern region of Coprates Chasma, part of the extensive canyon system of ...

This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

Crumpler, Larry S., Squyres, Steven W., Arvidson, Raymond E., Bell, James F., III, Blaney, Diana L., Cabrol, Nathalie A., Christensen, Philip R., DesMarais, D. J ...

Lauren Edgar has spent nearly two decades at NASA studying the moon and Mars, guiding rover missions and helping design lunar science for the Artemis program. Now, she's trading her role behind the ...

WASHINGTON — A new report from the National Academies of Sciences, Engineering, and Medicine identifies the highest priority science objectives for the first human mission to Mars, and says searching ...