Ranulph Fiennes

Every place has its own punk flavor, but they all borrowed ideas from SoCal. It's still a vibrant scene creeping into every crevasse of youth culture. When you hear grunge, you think of the '90s, but when you hear L.A. punk, it's timeless.

Supplying fuel for a Mars expedition from the lunar surface is often suggested, but it's hard to make it pay off - Moon bases are expensive, and just buying more rockets to launch fuel from Earth is relatively cheap.

An independent state does not pay too dear a price for its independence in accepting the sufferings of war when it cannot avoid them; a state which has lost its independence may find at least some compensation in the fact that its protector procures for it peace with its neighbours.