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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.
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13:39
No flying animal alive today comes close to their huge size.
13:44
Why do viruses like SARS-CoV-2 happen and why are they becoming more frequent?
9:57
Learn about this Nature Challenge.
2:13
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10:52
Celebrating 30 years of the Hubble Space Telescope.
9:52
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13:12
Here’s the science of handwashing!
7:35
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12:19
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8:23
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8:19
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6:28
How will we do a Green Revolution 2.0?