Are We Alone? Preview
Preview: Season 45 Episode 103 | 28s | Video has closed captioning.
The search for extraterrestrial life is an age-old quest. But recent breakthroughs make today an era unlike any in the history of astronomy. From the exhilarating probing of our own solar system and the Kepler mission’s astounding discovery of thousands of extrasolar planets, to the next-generation telescopes under development, the prospects for finding life beyond Earth have never been stronger.
Problems Playing Video? | Closed Captioning