Mars' dramatic north-south divide has puzzled scientists for half a century. However, they may now have a conclusive answer.

where vast bodies of granite may have been forming in much the same way as Earth’s mountain ranges. This fascinating possibility emerges from new research that suggests Mars’ geological ...

From arachnid-like formations and mysterious blobs to an underground ocean and a giant volcano, here are our 10 favorite things scientists discovered on Mars this year.

Research suggests that an ancient shoreline helped to sculpt the drop between Mars' southern and northern hemispheres.

Curiosity landed in the Gale Crater on Mars in 2012 and it’s been exploring the base of Mount Sharp, the crater’s massive central mountain. The six-wheeled explorer has rolled over many rocks ...

CANBERRA -- Australian and Chinese scientists have made a breakthrough in solving the mystery of how the landscape of Mars evolved over billions of years. In a study published on Wednesday, ...