Relationships

Five people spoke to BBC News for the documentary Sex After about how rules affect their lives.

People with Williams Syndrome treat strangers as their new best friends. Now the condition is revealing clues to our evolutionary past – and what makes us human.

Fewer teenagers surveyed say it is always wrong for a boyfriend or girlfriend to check their phone.

In his new film the actor plays a man who has six weeks save his marriage - but what are his top tips for romantic bliss?

The qualities that make us stand out the most, and the main reasons that people find us attractive, can be a blessing and a curse. Sometimes they can become a reason for a breakup.

What happens when we make friends across borders? Two writers talk about their British-Italian friendship – and the fascinating cognitive science on such cross-cultural bonds.