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It's Okay to Be Smart
Why is the sky any color?
Season 1
Episode 4
Why is the sky blue? It's a question that you'd think kids have been asking for thousands of years, but it might not be that old at all. The ancient Greek poet Homer never used a word for blue in The Odyssey or The Iliad, because blue is one of the last colors that cultures pick out a word for.
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13:54
Butterfly metamorphosis is one of nature’s most magical transformations.
14:03
Scorpions are an evolutionary marvel with venom that could save lives.
14:29
Join me on my visit to the most advanced cultivated meat production facility in the world.
14:03
Life on Earth may have stayed boring and small if it weren’t thanks to one deadly element.
17:58
How the CIA used Cold War technology to study and combat climate change
13:58
The secret physics at the core of every syllable, starting with the first words we speak.
9:56
The glow from faster-than-light particles gives us a unique way to explore the universe.
10:40
A mysterious and highly impactful phenomenon that scientists are still learning about.
9:10
Countershading is everywhere, and it may be nature’s most successful form of camouflage.
12:59
Global warming means more air conditioning…causing more warming 🤦. Could new chemistry he
14:49
How does iridescence work? From rainbow bubbles to beautiful birds, bugs, and gemstones.
11:53
Under house arrest in Egypt, one mathematician transformed how we examine the world.