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It's Okay to Be Smart
How to Defuse the Overpopulation Bomb
Season 6
Episode 4
Is overpopulation real? Is Earth filling up with too many humans? How many people can Earth hold, anyway? As our species approaches 8 billion, human overpopulation is a major concern for many people. How can we reduce poverty and our impact on the environment? Do we need a forced one-child policy or something? Maybe not and here's why.
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5:42
Glass is made of sand, which is a kind of rock. But glass is transparent. We explore why!
8:01
Do you know the true story of how his famous experiment changed the world?
15:14
Here’s the true story of one of the oldest human customs still in use today.
8:07
Geckos can grip and climb almost anything almost like they can defy gravity but how?
11:38
The world is going to end and scientists are certain all of this will happen.
12:19
The fastest animal in nature isn't what you think it is. It's way, way smaller than that.
8:57
Let’s learn about how our brains keep track of and try to make sense of time.
12:54
Addressing a few of the most common myths & misunderstandings using scientific evidence.
8:11
Why don’t WE have our skeletons on the outside? This is the story of bones!
7:46
Or… maybe the question of what is and isn’t a dinosaur goes deeper than we think?