Ever since humans gazed at the night sky, we’ve been drawn to that tiny reddish dot hovering above. Mars has captivated our imagination for generations, sparking countless questions about whether we ...

What makes this idea so compelling is that it flips the usual Mars fantasy on its head. We picture astronauts planting flags, ...

The humans who move to Mars might not remain "human" for very long. Evolution is a powerful force, transcending planetary boundaries. As Rice University biologist Scott Solomon points out in his ...

If humans are ever to land on Mars, they will need somewhere to stay—a protective shell that can shield them from the sun’s harsh rays. One possible answer: great, glassy domes of ice. Mars is rich in ...

When astronauts travel to Mars, they will face a unique and potentially dangerous communications challenge. Communications between their spacecraft and Earth will have delays ranging from a few ...