It's Okay To Be Smart


Is Santa Real? (A Scientific Analysis)

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Happy Holidays! Ever wonder how Santa could possibly manage to deliver all those presents in a single night? Or what gives red-nosed reindeer the ability to fly? And why do your Christmas lights get tangled in knots no matter how carefully you put t...

Incredible Tails Of Amazing Whales!

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PBS and BBC are teaming up to bring you an incredible LIVE nature broadcast direct from Monterey Bay, California called BIG BLUE LIVE. In late summer, thousands and thousands of ocean animals come together here, in one of the richest ecosystems on E...

I Don't Think You're Ready for These Jellies

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Joe Hanson went behind the scenes at the Monterey Bay Aquarium to learn about jellyfish. Be sure to watch #BigBlueLive on PBS starting Monday, Aug. 31 at 8p ET & 8p PT. Subscribe to It's Okay To Be Smart from PBS Digital Studios:

How Many Stars Are There?

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How many stars are there in the universe? Are there more stars out there than grains of sand on Earth? Thanks to advanced space telescopes, we’ve been able to peer farther into deep time and the distant universe than we ever thought possible, and we...

Why Do Things Sound Scary?

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Why are sounds scary? They're just vibrations. Blame your brain.
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