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?
For sea horses, it's the males who are responsi...
For sea horses, it's the males who are responsible to fertilize and develop the eggs.
programme Wild Sex
Unique Artist P...
Diego mingles with graffiti artists and dodges ...
Diego mingles with graffiti artists and dodges bullets to find what unites the extreme rich and poor in São Paulo.
programme Don't Tell My Mother
With no end to their growth and no predators to...
With no end to their growth and no predators to stop their reign, how big will this king of the river become?
programme Monster Fish
Ancient Lines i...
Contemporary scholars investigate huge geometri...
Contemporary scholars investigate huge geometric markings made by the Nasca people 2,000 years ago on Peru's dry pampa.
programme Nasca Lines
Industrial scientists Richard Ambrose and Jonny...
Industrial scientists Richard Ambrose and Jonny Phillips find extraordinary facts behind ordinary everyday objects.
programme I Didn't Know That