E.T. Phones Earth? 1,500 Years Until Contact, Experts Estimate

Aliens may be mediocre just like Earthlings, which could explain why humanity hasn't heard from advanced civilizations yet. Like humanity, average civilizations have barely scratched the surface of galactic communication, so humans shouldn't start to worry about whether they're alone for another 1,500 years or so. "Communicating with anybody is an incredibly slow, long-duration endeavor," said Evan Solomonides at a press conference June 14 at the American Astronomical Society's summer meeting in