Roundheaded gullies slice into that same smooth layer, while strange tongues of who-knows-what lap at the slopes beneath them. Landscapes like this are changing the way geologists look at Mars.

In that scenario, flows resulting from this process could have etched gullies and other surface features ... to the main asteroid belt between Mars and Jupiter to orbit Vesta for 14 months and ...

Studying gullies is one way to avoid a research rut. Rodriguez, J.A.P. VC Gulick, RL Santiago, MZ Hernández, AG Fairen, VR Baker, T Platz, JS Kargel, Y Jianguo, N Glines 2015. Flooding in Highly ...

showed up recently at the Mars Yard, where engineers test rovers by forcing them to navigate their way up and down steep inclines and through sand, gullies and boulder fields that have at least ...

Is Mars the ultimate 'fallback' planet ... and follow it through gullies and up hills. I started reading about the NASA team that was guiding Curiosity and wondered how amazing it must be to ...

In that scenario, flows resulting from this process could have etched gullies and other surface features ... to the main asteroid belt between Mars and Jupiter to orbit Vesta for 14 months and ...