Back to Show
It's Okay to Be Smart
Why Some of the Rainbow is Missing
Season 11
Episode 14
Over 200 years ago, scientists were looking at sunlight through a prism when they noticed that part of the rainbow was missing. There were dark lines where there should have been colors. Since then, scientists have unlocked the secrets encoded in these lines, using it to uncover mind-boggling facts about the fundamental nature of our universe and about worlds light-years away.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

12:27
This episode is about the science and evolutionary history of...butts.

18:46
How do the neurons in our brain work? Find out here!

11:18
Here's the science behind why humans are warm-blooded.

12:38
This could have devastating effects on our future.

11:57
We dug a classic doc that tells the story of the transcontinental burrito hypertunnel.

19:29
We explore all the questions that teach us what's possible in evolution!

22:36
Let's find out exactly what is it!

20:26
Let’s journey from Einstein’s thought experiments about relativity to answer it.

14:49
We use lots and lots of mousetraps and ping-pong balls to show how this works.

16:43
Explore why we lie if we’re supposed to be the most socially developed species on Earth?

5:42
Glass is made of sand, which is a kind of rock. But glass is transparent. We explore why!

11:20
This is how to make a COVID-19 vaccine.