Interstellar travel is the foundation of many science fiction universes so it’s an obvious first topic to research. At light speed, it would take almost 4.3 years to reach the nearest star. Sailing across the Atlantic ocean only took as much as 6 months. If faster-than-light travel is possible, it would definitely be worth it. With present-day science, the only two contenders are warp drives and wormholes. Wormholes or the Einstein-Rosen bridge, could exist IF there is exotic matter with... Click to read more.