We cannot treat Mars the same way we treated the Moon.

As far as colonization ideas go, Mars One is a terrible one.

Printing outposts on the Moon is all the rage for mission planners. And if they succeed, we will all feel the benefits here on Earth.

A passive, cramped fly-by of Mars just to say we did it is a terrible, no good, very bad idea.

Early concept drawings from the shuttle program shows us that the end result was full of shortcuts that should not have been taken for the benefit of humanity's space-faring future.

A simulated mission to Mars finds that one of the biggest potential threats to astronauts outside of radiation will be cabin fever.

Planetary scientists who want to study plants other than Mars and very unhappy with what they see as NASA's obsession with the red planet.

Just how realistic is Elon Musk's 80,000 person outpost on Mars given enough time and money?

A new Singularitarians' approach to space exploration: why bother going to space when we could simulate anything we want after the Singularity?

To protect ourselves from alien extremes, a NASA plan calls for telepresence from orbit.

Our nearest stellar neighbor has a planet. Where do we go from here?

Giving until it hurts is a feel good battlecry, not a viable strategy for development and progress.

A new estimate for the energy required to power a warp drive puts the theoretical technology well within the realm of plausibility.

All you need to know about how hard it is to land on Mars is that rocket scientists call it "seven minutes of terror."

Development wonks want entrepreneurs trying to start a new age of space exploration to abandon their effort and throw good money after bad at the developing world.