Back to Show
NOVA
NOVA Wonders Are We Alone?
Season 45
Episode 103
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.
Support Provided By
Season
Unlock with PBS Passport
53:32
Discover how the concepts of zero and infinity revolutionized mathematics.
Unlock with PBS Passport
53:22
What exactly is crypto, and how does it work? This technology is more than just money.
53:31
Who created the Nazca lines and why? New clues to one of the greatest ancient enigmas.
Unlock with PBS Passport
53:32
Meet one of the ocean’s most beautiful and destructive species: Lionfish.
53:47
Psychedelics are unlocking new ways to treat conditions like addiction and depression.
53:30
Is artificial intelligence making policing and courts fairer, or is it increasing bias?
53:30
A team tackles the restoration of iconic Notre Dame Cathedral.
Unlock with PBS Passport
53:31
Can innovative engineering projects save Venice?
53:33
Can innovative drugs and therapies finally end HIV?
53:33
Discover how NASA engineers built and launched the most ambitious telescope of all time.
53:21
Ancient footprints provide new evidence of humans and extinct giant beasts of the Ice Age.
53:20
How could a single ship cause a major supply chain crisis around the globe?