Beyond the singularity: The search for extraterrestrial technologies

A recipient of Stephen Hawking and Yuri Milner's $100 million Breakthrough Listen Initiative grant, astrophysicist and Director of the Berkeley SETI Research Center, Andrew Siemion, challenges us to ask ourselves, “Are we truly alone in the universe?” He suggests that by looking into the past of other civilizations, we stand to learn about our own future.