Geologically, Mars is very reminiscent of the moon. But it also looks a lot like the Earth. It all depends on who you ask.

The researchers theorize that these far-off remnants could either be deposits of silica-rich material that have hung around ...

"We don't know exactly what they are or what material is creating the patterns we have uncovered," researcher Thomas Schouten said.

A team of researchers led by UC Santa Cruz recently released a sophisticated new map that reveals, for the first time, the ...