The Scientific Evidence For Life Beyond Earth

For centuries, mankind has asked the question: "Are we alone in the universe?". Sadly, this question remains unanswered, at least for now. Thanks to modern science and the smartest human minds, we are closer than we ever have been to solving life's greatest puzzle. Find us on:

49 min - Space & the Universe - Spark

More: Searching for Aliens documentaries

Read Deeper: Searching for Aliens

1. The Eerie Silence by Paul Davies - View on Amazon
2. Extraterrestrial by Avi Loeb - View on Amazon
3. Rare Earth by Peter Douglas Ward - View on Amazon
4. The Smallest Lights in the Universe by Sara Seager - View on Amazon
5. Strange New Worlds by Ray Jayawardhana - View on Amazon

Watch Next

• Alien (Featuring Will Smith) | Full Episode | One Strange Rock (47 min, National Geographic)
• What Happens If We’re Contacted By Aliens? (51 min, Spark)
• Is There A Simple Solution To The Fermi Paradox? (21 min, PBS Space Time)
• There Are Thousands of Alien Empires in The Milky Way (14 min, Kurzgesagt)
• Why Aliens Might Already Be On Their Way To Us (11 min, Kurzgesagt)
• Are There Lost Alien Civilizations in Our Past? (10 min, Kurzgesagt)
• Why We Should NOT Look For Aliens - The Dark Forest (11 min, Kurzgesagt)
• How to Win an Interstellar War (11 min, Kurzgesagt)