"We think the water came from the melting of nearby sub-surface ice called permafrost, and that the permafrost melting was ...

The Martian calendar, established in 1955, counts years from the "great dust storm of 1956," a significant event in Mars' ...

Despite the team's success in dating the water-rock interaction, the researchers don't think Mars was teeming with water at ...

Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to ...