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Hawking's Interstellar Starship Would Revolutionize the Search for Alien Life

Yesterday, Stephen Hawking and Yuri Milner made the mind-blowing announcement that they want to build a fleet of interstellar spacecraft that can travel at relativistic speeds—up to 20 percent the speed of light. But it’s not just about reaching our nearest star system, Alpha Centauri, although that is the new…

Stephen Hawking and a Russian Billionaire Want to Build an Interstellar Starship

Last year, the search for extraterrestrial intelligence got a major boost when Russian billionaire Yuri Milner unveiled a $100 million effort to scan the skies for radio and light signals emitted by aliens. Not content to simply sit tight and wait for ET to hail us, Milner now plans to build interstellar spacecraft.…