Hey You! What If...
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Mar 2, 2020
Experience the most extraordinary ride in the universe – falling into a black hole.
Mar 3, 2020
The deepest hole humankind ever dug only got one thousandth of the way through the earth. But what would happen if you kept digging?
Mar 4, 2020
What would happen if there really was a lift that took you all the way up to space?
Mar 5, 2020
Find out why turning into a huge giant would be no fairy tale.
Mar 6, 2020
Experience the ultimate in long-distance travel - a holiday on Mars!
Mar 9, 2020
Good news - it’s possible to levitate! Bad news – there are some serious side effects.
Mar 10, 2020
Clouds might look like cotton wool, but if they were, things would get very messy.
Mar 11, 2020
Find out why stopping the Earth from spinning isn’t such a good idea.
Mar 12, 2020
Things don’t quite go to plan when the moon turns into cheese.
Mar 13, 2020
Find out why a flat Earth would feel very unflat indeed!
Mar 16, 2020
The planet is being destroyed - but this episode demonstrates the things you can do to help save it.
Mar 17, 2020
It really is possible to time travel into the future, and the team show you how!
Mar 18, 2020
If you have always wanted to shrink yourself, this is the episode for you!
Mar 19, 2020
Some day people will live on the moon – find out just what they are in for.
Mar 20, 2020
What if you could turn things to gold? This episode shows that it might not work out that well.
Mar 23, 2020
Want to reach for the stars? It would be the journey of a lifetime - literally.
Mar 24, 2020
Find out why living in slow motion would let you see things no-one else can!
Mar 25, 2020
Would it be possible to live on an Earth shaped like a doughnut? You might be surprised!
Mar 26, 2020
A fun run goes wrong when one ambitious runner tries running at the speed of sound.
Mar 27, 2020
What happens if you try to catch a falling star? Spoiler alert - probably best not to try!
May 4, 2020
Why waking up with lizard powers would make you useless on earth but a superhero in space!
May 5, 2020
It’s the ultimate baking challenge: making a gingerbread house you could actually live in.
May 6, 2020
Is it really possible to teleport? Spoiler alert: it could end in disaster!
May 7, 2020
Empty the oceans and you’d see hidden wonders, but you’d also cause the end of the world.
May 8, 2020
See what would happen if you really could switch off the sun.
May 11, 2020
Anyone can fly like a bird – you just have to travel across the solar system to do it!
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