Ask The Expert| webisodedescription| hidedescription
Your fix of fun explanations about our world. What would happen if the sun suddenly disappeared? Where do dead elephants go? Why
Farewell My Sun
The sun should be around for at least another f...
The sun should be around for at least another five billion years. But what if it were to suddenly disappear?
Thunder Bolts &...
If there is no smoke without fire, can there be...
If there is no smoke without fire, can there be lightning without thunder?
Tickle Me Mysel...
As well as being fun, the humble tickle has bee...
As well as being fun, the humble tickle has been used as a form of torture? but have you ever tried to tickle yourself?
Return to Sender
What makes a boomerang return to the person who...
What makes a boomerang return to the person who threw it?
Shock and Awe
Why does static electricity build on television...
Why does static electricity build on televisions, computer monitors and human hair?
What goes up must come down? so is it possible ...
What goes up must come down? so is it possible to be killed by a bullet shot straight up into the air?
The (dead) Elep...
When faced with five tons of a dead elephant, w...
When faced with five tons of a dead elephant, what are the options for disposing of the body?
Although you are more likely to be hit by light...
Although you are more likely to be hit by lightning than attacked by Jaws? is it possible to scare off a shark?
A Comet Tale
What would happe if the Earth were to pass thro...
What would happe if the Earth were to pass through the tail of a comet?
If human adults are so superior when compared t...
If human adults are so superior when compared to other animals, why are human babies so inferior?
Finding a Green...
A wood-powered pick-up truck takes to the stree...
A wood-powered pick-up truck takes to the streets of London with modern-day activists, Trees for Cities.
programme Planet Mechanics Tree Powered Truck
Explore deep space collisions on a colossal sca...
Explore deep space collisions on a colossal scale and find out if scientists can protect the planet from asteroids.
programme Known Universe
Zulu wedding ce...
After eight years, three children, and 11 cows,...
After eight years, three children, and 11 cows, Robert and Thobile are finally to be married in traditional Zulu style.
programme Five Weddings and a Couple of Funerals
genre World Culture
See more behind the scenes footage as crews pre...
See more behind the scenes footage as crews prepare through the night to lift a house with balloons.
programme How Hard Can It Be?
Penguins transform into swift deadly hunters be...
Penguins transform into swift deadly hunters below water, on the coldest continent on earth.
programme Killer Chase