Skip to main content

Space Ed

Why can't we see evidence of alien life? - Chris Anderson

3,414,605 Views

0 Questions Answered

Let’s Begin…

Stand by for an animated exploration of the famous Fermi Paradox. Given the vast number of planets in the universe, many much older than Earth, why haven't we yet seen obvious signs of alien life? The potential answers to this question are numerous and intriguing, alarming and hopeful.

Previous

Our planet formed relatively recently, compared with the age of the universe. Why does this raise a riddle, when it comes to the search for alien life?

Save my answer
Next

About Space Ed

Space Ed helps you untangle the mysteries of space with the universe’s best videos on everything from Einstein's theory of relativity to what it would take to live on Mars. Brush up on the science, philosophy and mystery of space, because the fabric of the universe is the same fabric that connects us all.

Meet The Creators

  • Narrator Chris Anderson
  • Animator Andrew Park
Certificate of Achievement

Earn a certificate

Get a certificate for completing any 30 lessons. Here's how:

  1. Make sure you are signed into your Space Ed account. Register if you don't already have an account.
  2. To complete a lesson, WATCH the video and finish all the questions in the THINK section.
  3. Complete any 30 lessons - you'll get a green checkmark on each lesson you complete.

That's it! You will get your certificate in an email.