NASA's Perseverance rover has revealed new clues about Mars' volcanic past. While most people searching for signs of alien ...

Billions of years ago, Mars was warmer and wetter than today, perhaps because volcanoes belched enough carbon dioxide to ...

Mars Express captures images of Acheron Fossae, revealing the Red Planet’s split terrain—ancient cratered highlands and ...

The Perseverance rover has found some intriguing samples on the red planet. Here's what they might reveal about the origins ...

The robotic rotorcraft mission aims to target a region on Mars known as Eastern Noctis Labyrinthus. This region is a mosaic ...

A mineral known as siderite, discovered in rock samples collected by the National Aeronautics and Space Administration's ...

Because salt has been detected on Mars, it is likely that Martian mudflows are also salty, much like Earth’s mud volcanoes, ...

A mineral called siderite found abundantly in rock drilled by a NASA rover on the surface of Mars is providing fresh evidence ...

The siderite identified in Curiosity data helps confirm and refine models of Mars's early warm period, more than 3.5 billion ...

NASA's Perseverance rover has spent years drilling into Martian rocks to collect samples ... in the form of frost at the top of Mars' tallest volcanoes and in buried frozen lakes deep below ...

The findings suggests that long-term exposure to Martian dust could create a host of health problems ... “We think there could be 10 meters of dust sitting on top of the bigger volcanoes,” said Hynek, ...

Justin Wang at Turrialba Volcano in Costa Rica as part of research to search for analogs for the Martian environment on Earth. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy ...