Do you want to remove all your recent searches?

All recent searches will be deleted

Watch fullscreen

Astronomer Explains How SETI Searches for Aliens

2 days ago|2.3K views
Is there any life beyond Earth? SETI Institute Director Emeritus Jill Tarter believes we will find that answer in the 21st century. Jill explains the science and logistics that goes into searching for extra-terrestrial life, and the reasons why there's still so much to explore.