05:13

Be Smart
Why Do Clouds Stay Up?
There's nothing wrong with having your head in the clouds
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Join Joe Hanson as he explores curiosity and illuminates the science behind… well, everything.
How Science Defines A Year
Season 2 Episode 17 | 4m 45s
It's been one (tropical/sidereal/anomalous) year since I uploaded the very first It's Okay To Be Smart. Here's everything that's happened since!
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