In an interview earlier this year, Elon Musk, the CEO of SpaceX and Tesla, delivered a sobering assessment of Earth’s future, suggesting it may not be able to support humanity for much longer. SpaceX ...

What makes colonizing Mars a good idea? Kim Stanley Robinson’s Mars trilogy Is probably the best example but it mostly uses the backdrop of Mars as a plot device ...

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, ...

Near the start of the 20th century, a strange phenomenon swept the country — "Mars Mania," a public obsession with the idea, pushed by astronomer Percival Lowell, that Mars was home to an intelligent ...

Explore the immense challenges of sending humans to Mars, from deadly radiation and freezing temperatures to scarce resources ...

In a similar vein - it was only a few years ago that fellow Arsians were telling me that it was impossible to build a drone that was capable of carrying living people, that the physics math didn't add ...