What You Need to Know About Astrobiology

This video from NASA’s What you Need to Know series tackles the questions of astrobiology. How did life begin on Earth? Does life exist beyond our home planet? How do we search for it? These are the really tough questions astrobiologists want to answer by studying life as we know it.

For more from NASA about our search for life in the cosmos: https://www.nasa.gov/content/the-search-for-life