Abused by their own children
Why do children, especially teenage girls, resort to hitting and threatening their parents?

Risky bridges
Why do only some bridges collapse in heavy floods?

Happy hooker?
The rise of Belle de Jour is an insight into work and sex

After the hype
Once it was huge, but what happened to Second Life?

Hush hush tales
The strange secrets couples keep from each other

7 days quiz
Spot Nick Cave's entry in the Bad Sex in Fiction award

Class fear
Is there really such a thing as school phobia?

Cardboard hell
The science of milk carton design and other objects

Citizen zero
How Britain would change if its borders just closed

Forgotten heroes
Five British heroes all but forgotten by modern history

Percy who?
This Briton changed the world. Do you know who he is?

7 questions
Test your knowledge of Sun headlines

On the rocks
What might Shackleton's whisky taste like?

Rust and gum
What makes a truly dreadful railway station?

The darkness
Why a really, really dark sky is a sight to behold

Sexual abuse
An offender describes chemical castration

Bookish Bill
Comedian Bailey on what makes children laugh