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

This newly extracted ice preserved a record of our planet’s climate history, continuous information on atmospheric ...

NASA has arrived at two ways of returning samples collected on Mars to Earth. Now, the agency will test the options to see if ...

We will use observations from the rock and fossil record, along with insights and comparisons to modern Earth processes, to analyze the pattern and explore the causes of those changes over billions of ...

NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

Now, the robotic explorer is preparing to observe some of the oldest rocks on Mars, which could reveal the planet’s mysterious history, and potentially, whether its ancient environments were ...

We are living in the age of humans, a time referred to by many as the Anthropocene. Our species has caused huge changes on our planet, including global warming and rapid biodiversity loss. To explore ...