Mars was once a 'blue planet': Ancient river deltas point to vast ocean

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

Scientists Find Evidence Mars Was Once a Blue Planet

New research suggests Mars was once a blue planet, as scientists identify river deltas and signs of a vast ancient ocean on ...
Daily Star on MSN

Mars was blue - discovery of ocean on planet rewrites history of solar system, say boffins

Boffins from the University of Bern used high-resolution images captured from camera orbiting Mars showed geomorphological ...
KPVI

That one time the red planet was half blue

The red planet was half blue, according to space scientists. A research team using images from cameras on Mars-orbiting ...