Wormholes have been popularized in science fiction, from the film 'Interstellar' to the series 'Stargate' and 'Star Trek'. These mysterious portals could be the key to traveling vast distances ...
Contact via direct interstellar travel thus appears to be exceedingly unlikely. Even under ideal conditions, two-way communications via radio waves (or any other forms of light) would require, on ...
On October 22nd a small but dedicated audience gathered at the Royal Astronomical Society (RAS) in London to hear some of them discuss the latest ideas about how interstellar travel might be made ...