10 Bizarre Theories About the Future of Humanity
Depending on which theory proves true, humanity's future could be amazing, terrifying, or just plain strange.
Theories
10 Major Events That Completely Changed the World
History is packed with moments that shook the world, changed the game, and left us wondering how we ever lived before.
10 Scientific Theories That Sound Like Sci-Fi but Are Actually Real
Mind-bending ideas abound in science that, at first glance, might be confused with science fiction. However, many of these ostensibly "sci-fi" concepts are based on actual scientific theories that contradict our conception of the universe. Often straying the boundaries between fantasy and reality, these ideas demonstrate exactly how amazing science may be, from parallel worlds to time travel.