Last week, the Trump administration released a presidential budget request that would cancel almost all NASA science missions in order to focus on putting humans on Mars. It's mainly a showy, ...

For years, popular culture has treated a human settlement on Mars as an almost inevitable next chapter, a matter of engineering and willpower rather than fundamental limits. Astrophysicist Neil ...

The dream of colonizing Mars has intrigued scientists and science fiction fans for over a century. Today, what was once fantasy is rapidly becoming a strategic reality. NASA, Elon Musk, and China are ...

When Philip K. Dick imagined artificial beings in his book "Do Androids Dream of Electric Sheep," the question was whether machines could think and feel like humans. Today, NASA is posing a related, ...