Artificial gravity—it’s a concept you are probably already familiar with. According to Wikipedia, it is defined as “the creation of an inertial force that mimics the effects of a gravitational force.” The idea is that humans will have the ability, through technology or some superhuman/magical power, to create a gravitational field that mimics the pull of gravity that we feel … [Read more...] about Science fiction or fact: Artificial gravity, superhuman powers, and our desire to explore the stars