Up Next
Back to Show
It's Okay to Be Smart
The Mystery of Earth's Disappearing Giants
We investigate a mystery. Millennia ago, while much of the Earth was covered in ice, enormous animals lived on every continent except Antarctica. Species like ground sloths, mammoths, gomphotheres, sabertooth cats, even wombats the size of cars! Today, Africa is the only continent where these megafaunas still exist. Why? What happened to the rest of Earth’s giants?
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
16:43
Explore why we lie if we’re supposed to be the most socially developed species on Earth?
5:42
Glass is made of sand, which is a kind of rock. But glass is transparent. We explore why!
11:20
This is how to make a COVID-19 vaccine.
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.
7:25
Wearing a mask is a cheap and easy way to help stop the spread of COVID-19.
8:11
Why don’t WE have our skeletons on the outside? This is the story of bones!