How a single-payer US medical system would operate, why it would provide better medical care, and why it would cost less.

The troll says Obama's insurance system will now implode. Is he right?

Several of Brazil's environmental protection investigators were killed in an unexplained plane crash.

A few months ago, a judge in the Lava Jato anticorruption investigation was killed in a plane crash which some suspect was due to sabotage of the plane.

Several global disasters are coming at once, and humanity had better confront the question of how it will cope with them.

If this requires living more simply, that's better than dying or reverting to a world without high technology.

However, I think that improvements in batteries will solve the intermittancy problem in a decade or so.

Vietnam veterans were welcomed home by Americans that opposed the war, but a few have made claims about being met by protests whose existence is unsubstantiated by any evidence.