Researchers have discovered potentially the oldest evidence of hot water activity on Mars through the analysis of a 4.45 ...

Scientists have unearthed what appears to be the oldest direct evidence of hot water flowing on Mars in its ancient past.

Unlike most Martian meteorites, which are mostly igneous or mantle rocks, these offer unique insights into Mars's geological ...

A rock on Mars spilled a surprising yellow treasure after Curiosity accidentally cracked through its unremarkable exterior.

Scientists have found evidence of hot water on Mars dating back 4.45 billion years, the earliest yet. A zircon grain in the ...