September 5, 2022 • 5m
Could you build a slide to the other side of the world? You would need to start in space, use the slippiest slide ever and make su...Read more
September 6, 2022 • 5m
Wouldn't it be cool to be able to walk through walls? From turning into a gas to quantum trickery, we discover why it wouldn't be ...Read more
September 7, 2022 • 5m
Bugs might be annoying, but we would soon regret it if we got rid of them - all our favourite foods would disappear, and there wou...Read more
September 8, 2022 • 5m
From cloning to 3D printing, what if we could actually make copies of ourselves?
September 12, 2022 • 5m
Imagine if we had a thermostat that could turn the world temperature down - could we fix global warming? But be careful, a few deg...Read more
September 13, 2022 • 5m
Venus has acid rain, crushing pressure and is hotter than an oven, so it might not sound like the ideal place to live. However, up...Read more
September 14, 2022 • 5m
Find out how to shout from one side of the world to the other.
September 15, 2022 • 5m
We try out three potential ways to become invisible and discover some surprising side effects.
September 16, 2022 • 5m
There is a way that Earth could have a second sun, so we try it out to see what happens.
September 19, 2022 • 5m
We imagine a world where it's possible to move things with your mind like films, but find that the laws of physics mean that this ...Read more
September 20, 2022 • 5m
We look at whether some animals can get gigantic and find out that if you are being chased by a giant snail or a humungous butterf...Read more
September 21, 2022 • 5m
We try using a gravity-bending black hole and spinning the earth faster to see if we can make it possible to walk on the ceiling.
September 22, 2022 • 5m
What would the planet be like if all other humans disappeared, leaving you as the last person on earth?
September 23, 2022 • 5m
Is it possible to build a sand castle the size of a real castle? We imagine how it could be done, using a pneumatic drill and a hu...Read more
September 26, 2022 • 5m
We find out what would happen if you shrank the earth. You could jump higher and move faster, but you would end up with altitude s...Read more
September 27, 2022 • 5m
If you had a tree that could grow money, would that make you rich? Even if you wait 20 years for your tree to grow, you will proba...Read more
September 28, 2022 • 5m
Flying like a superhero may sound like enormous fun, but there are some serious downsides that Hollywood does not tell you about -...Read more
September 29, 2022 • 5m
Imagine removing all the colours one by one? It would change more than just how things look, and after taking out just three colou...Read more
September 30, 2022 • 5m
If everyone in the world ate nothing but cheeseburgers, we would run out of land, and even if we went meat-free, we would have to ...Read more
October 3, 2022 • 5m
To throw a ball around the world, you need to start out in space, throw it ten times the speed of a bullet and make sure your ball...Read more
October 4, 2022 • 5m
We reveal how to create the ultimate in tall buildings by going to the moon and taking inspiration from wedding cakes.
October 5, 2022 • 5m
To win a marathon, are you better off with the bouncing legs of a kangaroo, the long legs of a T. rex or sticking with the legs of a human?
October 6, 2022 • 5m
We imagine becoming unbreakable by removing our bones, turning our skin to metal and finally by becoming completely elastic, but i...Read more
October 7, 2022 • 5m
Sometimes you want to go surfing, but it's too far to the beach, so we try surfing on land with the help of a volcano and some giant fans.
October 10, 2022 • 5m
We try out a crazy idea from science fiction to build a giant sphere around the sun and give us more energy than we'll ever need.
October 11, 2022 • 5m
We take inspiration from the natural world as we imagine a new kind of superhero that can walk up walls.