The acceleration principle is an economic concept that attributes fluctuations in capital investment to changes in consumer demand.

While most of us have never had the opportunity to go into space, we all have the chance to dream about it and wonder what it would be like. Across a wide variety of science fiction shows, you can ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...