Be Smart

Be Smart is created and hosted by Joe Hanson, Ph.D. We give you deep answers to simple questions about science and the rest of the universe. (official site)

Featured Videos

• Why No One Can Agree What’s Really the Tallest Mountain

  S10 Ep9 | 8m 29s

• Sand Dunes Shouldn’t Exist (Here’s Why They Do)

  S9 Ep13 | 15m 33s

• Why Is Blue So Rare In Nature?

  S5 Ep11 | 7m 39s

Episodes

• Why Embarrassment Is Actually Good For You

  S10 Ep18 | 13m 10s

• In Search of the Blackest Thing on Earth

  S10 Ep17 | 13m 49s

• The Unexpected Measure that Makes the Modern World Tick

  S10 Ep16 | 14m 24s

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Specials

• The Mystery of Earth's Disappearing Giants

  Special | 21m 29s

• Dung Beetles: The Poop-Rolling Stargazers of the Serenget

  Special | 17m 8s

• These Butt-Tickling Ants Are Endangered Butterfly Bodyguards

  Special | 20m 59s

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Collections

• In Our Nature Explore the spectacular life and biology of the Serengeti.
• 12 Days of Evolution Some of the biggest evolution questions finally answered.
• Space Videos! All our Space videos from It's Okay to Be Smart!

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Explore Digital Studios Shows

• Digital Studios
• Rogue History

  Discover the pirate history you were never told with maritime archaeologist Joel Cook.

• Why Am I Like This?

  This series is here to help you make sense of how and why our bodies do what they do.

• Fate & Fabled

  Dig into the stories and characters of ancient mythologies.

• Otherwords

  Find the fascinating and funny stories behind the words and sounds we take for granted.

• Weathered

  Natural disasters and extreme weather can happen without warning. How can you prepare?